10 Best Countertop Dishwashers with Water Tank

Ever feel like you’re spending half your life at the kitchen sink? For those of us without a built-in setup, a countertop dishwasher with water tank can be a total game-changer. It’s the perfect solution for small spaces, apartments, or just cutting down on the chore load. No complicated plumbing needed, which is a huge win right off the bat.

But with so many models out there, how do you know which one is truly worth your counter space? We’ve been testing the latest options to find out which ones actually deliver on their promises. Let’s dive into the details and see if one of these compact cleaners could be your new best friend in the kitchen.

Product Comparison Table: 10 Best Countertop Dishwasher With Water Tank

Image Why We Like This Product Editor’s Rating
DUIBAII DUIBAII 800W Countertop Dishwasher, 5 Washing Programs with Built-in…

  • Wash 6 place settings, save space
  • Five smart programs for any cleaning need

9.7

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Fisher Fisher & Paykel Series 9 Integrated Single DishDrawer™ Dishwasher

  • Opens like a drawer, no bending to load
  • Integrates seamlessly for a streamlined kitchen look

9.5

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Portable Portable Countertop Dishwashers, Compact Dishwashers, 7.8L Water Capacity Small…

  • Saves water versus hand washing
  • No installation needed, just plug and play

9.3

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COMFEE' COMFEE’ Portable Dishwasher Countertop with 5L Built-in Water Tank…

  • No plumbing needed. Portable with built-in water tank
  • Cleans 30+ items ultra-compact for small spaces

9.1

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Countertop Countertop Dishwasher Portable with 4 Programs, Portable Dishwasher Countertop,…

  • Saves water and energy versus hand washing
  • Cleans and stores dishes for up to 72 hours

8.9

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Countertop Countertop Dishwasher 3In1 Portable Counter Top Dishwashers Mini Small…

  • No plumbing needed. Just plug and play
  • Washes, dries, and stores dishes in one

8.8

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JooWing JooWing NEW Portable Countertop Dishwasher, Portable Dishwasher with 7L…

  • No plumbing needed. Just plug and play
  • Cleans thoroughly with 161°F high-temperature wash

8.6

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Portable Portable Dishwasher, 5-Liter Built-in Water Tank Compact Portable Countertop…

  • Compact countertop design fits any kitchen
  • No plumbing needed — just plug and play

8.4

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785W 785W 17.32 * 16.25 * 16.69in Portable Touch Control…

  • Compact size fits easily on any countertop
  • Powerful 785W cleaning removes tough food residue

8.2

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Portable Portable Dishwasher, 5-Liter Built-in Water Tank Compact Portable Countertop…

  • Compact stainless steel design built to last
  • Powerful cleaning in a space-saving countertop size

8.0

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Quick Review For Top 10 Countertop Dishwasher With Water Tank

DUIBAII 800W Countertop Dishwasher, 5 Washing Programs with Built-in Water Tank, Leak-Proof Dry Dishwasher for Houses,Apartments,Dorms


DUIBAII 800W Countertop Dishwasher, 5 Washing Programs with Built-in Water Tank, Leak-Proof Dry Dishwasher for Houses,Apartments,Dorms

The DUIBAII 800W Countertop Dishwasher is designed for anyone who wants the convenience of a dishwasher without the need for a major kitchen renovation or a permanent installation. If your living situation is in an apartment, a dorm, a small house, or even an RV, this compact appliance aims to bring full-cycle cleaning right to your countertop. One of it’s most significant advantages is its built-in water tank.

This feature means you don’t need to connect it to a permanent water line under your sink. You simply fill the 1.32-gallon integrated tank, and the machine takes care of the rest, making it incredibly portable and versatile. This design also contributes to its leak-proof promise, as all water is contained within the unit’s system during operation, giving you peace of mind on your counter or table.

The machine even handles its own fill and drain cycles automatically, using fresh water for each wash to ensure hygiene. With a capacity for up to six full place settings, it can handle a surprising amount for its size. You can load plates, bowls, cups, and all your cutlery from a meal for a small family or a few roommates.

It offers five distinct washing programs to tackle different loads: a Quick Wash for lightly soiled items, a Strong Wash for pots and baked-on messes, a dedicated Fruits/Vegetable wash, a Self-Clean mode to maintain the machine, and a Disinfect function for higher-temperature cleaning. This variety lets you choose the right cycle for the task, balancing thoroughness with efficiency. Despite its powerful 800W motor and capabilities, the DUIBAII is notably water-efficient.

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Fisher & Paykel Series 9 Integrated Single DishDrawer™ Dishwasher


Fisher & Paykel Series 9 Integrated Single DishDrawer™ Dishwasher

The Fisher & Paykel Series 9 Integrated Single DishDrawer™ Dishwasher rethinks the traditional dishwasher by fitting it into your kitchen’s workflow, not the other way around. Instead of a bulky, front-opening appliance, you get a unit that functions just like a standard kitchen drawer. This means you can slide it open at a comfortable bench height, which makes loading and unloading significantly easier on your back.

You’ll find the flexible racking inside adapts to your needs, allowing you to rearrange tines and sections to accomodate everything from tall stemware to large baking sheets, making each load more efficient.

Integration is a key strength of this design. The DishDrawer is built to slide seamlessly into an existing cabinet opening or be fully integrated behind a custom cabinet panel that matches your kitchen decor.

The result is a clean, streamlined look where the dishwasher discreetly blends into your cabinetry, preserving the aesthetic of your space while providing full fuctionality. It’s a solution for both new kitchens and renovations where a cohesive design is important.

When it comes to performance, the Series 9 offers thoughtful cycles tailored to your needs. The Quick wash modifier speeds up the cleaning process without compromising on results, ideal for lightly soiled items.

For added peace of mind, the Sanitise option raises the final rinse temperature to eliminate 99.9% of common bacteria. And since plastic items often retain water droplets, the dedicated Extra Dry setting applies additional heat and time to ensure those containers come out ready for immediate storage.

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Portable Countertop Dishwashers, Compact Dishwashers, 7.8L Water Capacity Small Dish Washer with 360° Rotating Spray for Home Small Apartments RVs


Portable Countertop Dishwashers, Compact Dishwashers, 7.8L Water Capacity Small Dish Washer with 360° Rotating Spray for Home Small Apartments RVs

The Portable Countertop Dishwasher is designed for spaces where a full-sized unit just isn’t an option, but you still want the convenience of automated cleaning. If your kitchen is in a small apartment, a studio, an RV, or even a dorm, this compact appliance aims to fit right in and take over the chore of hand-washing.

One of the first things you’ll notice is it’s thoughtful, all-in-one design.

It arrives as a complete unit, so there’s no need for permanent installation, drilling holes in your countertops, or complicated plumbing changes. You simply connect it to your kitchen faucet for the water inlet and let the drain hose run into your sink. Its footprint is roughly 18 by 16 inches, meaning it tucks neatly onto a countertop without consuming a huge amount of your precious kitchen real estate.

This makes it a viable solution for renters or anyone looking for a temporary dishwasher setup without the commitment.

Don’t let the small size fool you into thinking it’s capacity is tiny. The unit features a 7.8-liter tank and can handle between 12 to 20 pieces of tableware in a single cycle. That covers a day’s worth of dishes for a couple or a small family, including plates, bowls, cups, and cutlery.

A key benefit here is water efficiency; it uses approximately 2 gallons per cycle, which is often significanly less water than running a sink full for hand-washing the same amount. So you’re saving a resource while saving yourself the time and effort.

Cleaning performance is handled by a 360-degree rotating spray arm located at the bottom of the tub. This design ensures water reaches all the loaded items from multiple angles.

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COMFEE' Portable Dishwasher Countertop with 5L Built-in Water Tank & Mophorn Stainless Steel Work Table with Wheels 24 x 30 x 32 Inch Prep Table


COMFEE' Portable Dishwasher Countertop with 5L Built-in Water Tank & Mophorn Stainless Steel Work Table with Wheels 24 x 30 x 32 Inch Prep Table

The COMFEE’ Portable Dishwasher Countertop with 5L Built-in Water Tank and the Mophorn Stainless Steel Work Table with Wheels 24 x 30 x 32 Inch Prep Table are two pieces designed to streamline your kitchen workflow, especially in spaces where efficiency and flexibility are key.

Let’s start with the COMFEE’ Portable Dishwasher. Its main advantage is it’s incredible flexibility. You don’t need a permanent water hookup, which is a game-changer for renters or small spaces.

It features a 5-liter built-in water tank you can manually fill, allowing you to place the unit anywhere—on a counter, a table, or even use it in an RV. Alternatively, you can connect it directly to your kitchen faucet using the included hose and adapter, so installation is truly minimal. Despite it’s compact footprint, it handles a full load of over 30 items, accommodating plates up to 9.5 inches.

It offers six programmed options: NORMAL, RAPID, STEAM, FRUIT, GLASS, and an AIR REFRESH drying mode. A highlight is the HYGIENE cycle, which uses high-temp water up to 192°F to tackle tough grease and sanitize items like baby bottles. Remember to use standard dishwasher detergent (not regular liquid soap) for best results, though the FRUIT cycle needs none and RAPID uses half.

Pairing perfectly with this portable dishwasher is the Mophorn Stainless Steel Work Table.

This mobile prep station is built for durability and utility. Its constructed from thickened, non-magnetic stainless steel, which makes it easy to wipe clean and resistant to stains and contamination—a crucial feature for any food preparation area. The table offers substantial workspace with a 29.9″ x 23.6″ upper board and includes a lower shelf measuring 24.6″ x 18.3″, providing ample storage for kitchen gadgets, cookware, or supplies.

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Countertop Dishwasher Portable with 4 Programs, Portable Dishwasher Countertop, Compact Mini Dishwashers with 6.8L Built-in Water Tank,High-Temp& Air-Dry Function (White)


Countertop Dishwasher Portable with 4 Programs, Portable Dishwasher Countertop, Compact Mini Dishwashers with 6.8L Built-in Water Tank,High-Temp& Air-Dry Function (White)

The Countertop Dishwasher Portable with 4 Programs is designed to bring the convenience of a full cleaning cycle to spaces where a traditional dishwasher simply won’t fit. Its compact, white design measures 15.35 by 16.92 by 18.11 inches, making it an ideal solution for apartments, dorm rooms, RVs, or as a secondary station in a small kitchen.

Despite it’s size, it’s built to handle the needs of a 4-6 person household with a useful 6.8L built-in water tank, meaning you don’t necessarily need a permanent connection to a faucet for every use.

At the heart of this portable dishwasher is its Powerful & Efficient Cleaning system.

It features four distinct washing modes: ECO for energy-saving daily loads, Strong for heavily soiled pots and pans, Rapid for a quick refresh, and even a dedicated Fruit setting for gently cleaning produce. Dual spray arms with 360-degree rotating jets ensure that water reaches every corner and curve of your items, though it’s good to note it accommodates bowls up to 10.24 inches in diameter.

You get a thorough, sanitizing clean without the inconsistency of hand-washing.

One of the standout benefits is its remarkable efficiency. When compared to washing dishes by hand under running water, this unit is a clear Energy & Water Saver. On a typical cycle, it uses approximately 0.58kWh of electricity and just 1.58 gallons of water. This efficiency translates directly into lower utility bills over time, all while guaranteeing a hygienic result cycle after cycle.

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Countertop Dishwasher 3In1 Portable Counter Top Dishwashers Mini Small Dishwasher With 7L Built-In Water Tank 360° Dual Spray Deep Cleaning Air Drying For Home Dormitory Caravan (900W)


Countertop Dishwasher 3In1 Portable Counter Top Dishwashers Mini Small Dishwasher With 7L Built-In Water Tank 360° Dual Spray Deep Cleaning Air Drying For Home Dormitory Caravan (900W)

The Countertop Dishwasher 3In1 Portable Counter Top Dishwasher is designed for spaces and lifestyles where a full-sized, permanent appliance isn’t an option. This compact unit combines washing, drying, and storage into a single, streamlined footprint, offering a significant upgrade from hand-washing without the commitment of a complex installation. Its core advantage is the 3-in-1 functionality.

After completing its wash cycle, it automatically shifts to an air-drying phase, using circulated warm air to dry your dishes, so you don’t have to towel-dry them or leave them sitting out. Once dry, the unit can then function as a hygienic storage cabinet, keeping your clean dishes protected until you need them. This all-in-one approach saves you time and counter space. The installation-free design is a major benefit. There’s no need for plumbing work or permanent modifications.

You simply place it on a countertop, plug it into a standard power outlet, and you’re ready to go. It includes a 7-liter built-in water tank (about 6.35 quarts) that you can manually fill using the provided jug, making it completely self-contained. For even more convenience, you can connect the included inlet hose directly to your kitchen faucet for automatic filling, and the drain hose routes used water into your sink.

This flexibility makes it ideal for renters, dorm rooms, RVs, or small apartments. Operation is straightforward thanks to the touch screen control panel. You can select the appropriate washing mode with a touch, and a clear digital display shows the remaining time for the cycle, so you always know when it will be finished. The flip-up door design makes loading and unloading pots, pans, plates, and cups surprisingly easy for its size.

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JooWing NEW Portable Countertop Dishwasher, Portable Dishwasher with 7L Built-in Water Tank, No Hookup Needed, 5 Programs, 360° Dual Spray, Air-Dry Function, Mini Dishwasher for Apartments& RVs


JooWing NEW Portable Countertop Dishwasher, Portable Dishwasher with 7L Built-in Water Tank, No Hookup Needed, 5 Programs, 360° Dual Spray, Air-Dry Function, Mini Dishwasher for Apartments& RVs

The JooWing NEW Portable Countertop Dishwasher is designed for living spaces where a traditional, built-in dishwasher just isn’t an option. If you’re in an apartment, a rental, an RV, or a small home without the plumbing for a permanent install, this unit offers a complete cleaning solution without any of the usual hassel.

Its core promise is simplicity: you get a powerful clean without needing to call a plumber or make permanent changes to your kitchen.

Setting it up is remarkably straightforward. The installation-free design means you simply place it on your countertop, plug it into a standard power outlet, and you’re basicly ready to go. It comes with a complete set of accessories to support two water supply options.

You can use the included inlet hose to connect directly to your kitchen faucet for automatic filling, or you can take advantage of the built-in 7-liter (6.35qt) water tank. This tank is the key to its true portability—just pour water in the top, and it operates with no hookup to your sink at all, which is perfect for RVs or temporary spaces.

The flip-up door makes loading your plates, cups, and cookware intuitive and easy.

Don’t let the compact size fool you; its performance is efficient and thorough. With 900W of power and a 360° dual spray system—featuring 6 upper and 11 lower spray holes—it ensures water reaches every corner of your load.

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Portable Dishwasher, 5-Liter Built-in Water Tank Compact Portable Countertop Dishwasher Streak-Free Deep


Portable Dishwasher, 5-Liter Built-in Water Tank Compact Portable Countertop Dishwasher Streak-Free Deep

The Portable Dishwasher, 5-Liter Built-in Water Tank Compact Portable Countertop Dishwasher Streak-Free Deep is designed for anyone who needs a practical dishwashing solution without a permanent kitchen fixture. If your living space is small, your kitchen lacks the hookups for a full-sized model, or you just want an extra cleaning station, this compact appliance aims to simplify your routine.

It’s built with a focus on convenience and effective cleaning, all within a footprint that tucks neatly onto your countertop. Crafted from premium stainless steel, the unit’s core components offer reliable rust resistance and long-term structural integrity. This sturdy material is key for maintaining its appearance and function through repeated use in a moist environment, ensuring the dishwasher lasts.

The 5-liter built-in water tank is a central feature, meaning you don’t need a direct connection to your kitchen sink. You simply fill the tank manually, which grants you complete placement freedom—it can operate anywhere near a power outlet. This makes it incredibly versatile for apartments, RVs, dorm rooms, or even as a secondary cleaner in a bar or office area. Cleaning performance is driven by a smartly designed spray arm.

It features precisely positioned holes that direct water at optimized angles and pressure. This system ensures thorough coverage across the dishwasher’s interior, helping to dislodge and remove food residue from dishes, glassware, and utensils during each cycle. The goal is that streak-free deep clean without the hassle of pre-rinsing every single item.

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785W 17.32 * 16.25 * 16.69in Portable Touch Control Compact Countertop Mini Dishwasher with Water Tank Leak-Proof Air Dry


785W 17.32 * 16.25 * 16.69in Portable Touch Control Compact Countertop Mini Dishwasher with Water Tank Leak-Proof Air Dry

The 785W Portable Touch Control Compact Countertop Mini Dishwasher with Water Tank

Let’s talk about what this portable dishwasher actually does and who its for. If your kitchen is short on space or you don’t have a standard dishwasher hookup, this compact unit is designed to solve that problem. It sits right on your countertop and comes with its own internal water tank, so you don’t need to connect it to a permanent water line. You just fill the tank, load your dishes, and let it run.

Its a practical solution for small apartments, RVs, office kitchens, or as a secondary cleaning station. Starting with the build, the machine uses a smart combination of materials. The outside is a tough engineering plastic, while the inside has a steel frame with a nylon coating. This isn’t just about durability; it creates a moisture-resistant environment that helps inhibit the growth of mold and mildew, which is a common concern in enclosed appliances.

You get a machine that’s built to last and stay fresher inside. Despite its compact size—measuring just 17.32 by 16.25 by 16.69 inches—the interior is surprisingly capable. The design maximizes every inch, allowing you to fit multiple plates, bowls, cups, and utensils in a single load. It’s meant to handle the daily dish load for one or two people, or the after-dinner cleanup for a small family, significantly cutting down on the time you spend at the sink.

The touch controls on top are straightforward and keep the interface clean. For cleaning power, the 785W motor and water pressure system (ranging from 5.8 to 145 PSI) are there to tackle everyday food residue. It’s not meant for baked-on, week-old messes, but for your regular used dishes, it provides a thorough, hygienic clean that hand-washing often misses, especially with the final air dry function that helps eliminate water spots.

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Portable Dishwasher, 5-Liter Built-in Water Tank Compact Portable Countertop Dishwasher Streak-Free Deep


Portable Dishwasher, 5-Liter Built-in Water Tank Compact Portable Countertop Dishwasher Streak-Free Deep

The Portable Dishwasher, 5-Liter Built-in Water Tank Compact Portable Countertop Dishwasher Streak-Free Deep is designed for those who want the convenience of a dishwasher without the need for a permanent, complicated installation. It’s a self-contained solution that brings a thorough clean to your countertop, perfect for renters, small apartment dwellers, or anyone with limited kitchen space. At its core, this portable dishwasher is built for efficiency and longevity.

Its main body is constructed from premium stainless steel, which isn’t just about a sleek, modern look. This material is chosen for its outstanding durability and natural resistance to rust and corrosion, ensuring the unit itself stands up to daily use and moisture over many years. You’re getting a appliance that’s made to last, not just perform. Cleaning power is where this model really shines.

It utilizes a strategically designed spray arm with small holes that distribute water at specific angles and pressure. This system allows water jets to cover the entire inner chamber from multiple directions, ensuring every plate, cup, and utensil gets a comprehensive wash. The targeted spray strongly initializes and lifts away stubborn oil and food residues, leading to a streak-free, deep clean without the need for pre-rinsing under the tap.

The 5-liter built-in water tank is key here—it means you don’t need to connect to a permanent water line. You simply fill the tank, and the dishwasher uses that water throughout its cycles, making it incredibly versatile and easy to set up anywhere you have an outlet. Its compact design is a major advantage, created specifically to save valuable space. It fits comfortably on most standard countertops without dominating the area, leaving you room for food prep and other essentials.

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Countertop Dishwasher With Water Tank Buying Guide

These compact machines are a game-changer for small kitchens, dorms, or RVs. Unlike built-in models, thay sit right on your counter and have their own built-in water reservoir, so you don’t need a permanent plumbing hookup. You just fill the tank, connect to power, and you’re set. It’s a simple solution for washing dishes without the sink full of suds.

Water Tank Capacity and Cycles

Check how many liters the tank holds. A larger tank means you can run more cycles before refilling, but it also takes up more space. Look at the wash cycles too. A quick wash is great for lightly soiled items, while a heavy or sanitizing cycle tackles pots and pans. Some even have a delicate setting for glassware.

Placement and Size on Your Counter

Measure your available space before you fall in love with a model. These dishwashers aren’t one-size-fits-all. You need enough room for the door to swing open fully and space around it for ventilation. Think about if you’ll leave it out permanently or need to store it away sometimes—weight matters then.

Loading and Rack Flexibility

The interior layout is key. Can the top rack adjust to fit taller cups? Are the tines on the bottom rack spaced well for plates and bowls? Some racks are better for odd-shaped items than others. A good design means you can fit more in each load, saving you time and water over handwashing.

Noise Level During Operation

Since it’s sitting in your living space, noise is a real factor. Look for the decibel (dB) rating. A quieter model, around 50 dB or lower, is much less intrusive if you’re working nearby or watching TV. It’s a small detail that makes a big difference in daily comfort.

Frequently Asked Questions About Countertop Dishwasher With Water Tank

What is a countertop dishwasher with a water tank?

It’s a compact, portable dishwasher. Instead of connecting directly to your home’s plumbing, it has a built-in tank you fill manually. This makes it perfect for small kitchens, dorms, or apartments where a permanent hookup isn’t possible.

How does teh water tank system work?

You simply pour water into the tank before starting a cycle. The machine pumps this water through its spray arms to clean your dishes. After washing, the dirty water drains into a separate container or a sink you place the drain hose into. It’s a very straightforward process.

How much water does it use?

These units are designed to be efficient. Most use between 2 to 4 gallons per regular cycle. That’s often less water than washing the same load by hand under a running tap. You’ll be saving water and time.

What size of dishes can it hold?

It fits on your countertop, so capacity is smaller than a full-size model. You can typically wash about 4 to 6 place settings. It’s great for daily use for one or two people, or for smaller items like glasses, plates, and utensils. Large pots might not fit.

Is it difficult to setup and use?

Not at all! Setup is mostly just plugging it in. You fill the tank, add detergent to the dispenser, load your dishes, and select a cycle. The main task is remembering to fill the tank with clean water and empty the drain container after. It’s really quite simple once you get the hang of it.

Do I need any special kind of detergent?

You should use regular dishwasher detergent, either powder, gel, or pods. Do not use regular hand dish soap, as it will create far to many suds and could damage the machine. A rinse aid is also recommended for better drying.

Where can I place the dishwasher?

Anywhere near a standard electrical outlet and a sink. Since it’s portable, you can keep it stored and only bring it out when needed. Just ensure the surface is level and sturdy enough to support its weight when full of water and dishes.

Final Take

So, is a countertop model the right move for your kitchen? It really comes down to your space and routine. If you’re short on room or don’t want a big plumbing project, these compact units are a fantastic solution. They take the chore out of washing dishes by hand, which is a win for anyone.

For renters, small apartment dwellers, or even as a second station in a larger home, a countertop dishwasher with water tank offers serious convenience. You just fill the tank, load your plates, and press start. It’s a simple way to save time and water, giving you a bit more freedom in your day. All in all, it’s a clever appliance that makes a lot of sense for many homes.