WATTSMART

12000BTU Smart Portable Air Conditioner with Heat AC Unit with App Remote Control 4-in-1 Heating Cooling Dehumidifier Fan

68+ bought in the past month

$469.99

About this item

  • 4-in-1 Multifunctional, Powerful Heating for Winter: Integrates four core functions: heating, cooling, 3-speed fan, and dehumidification, meeting the needs of different scenarios all year round. Quickly raises the temperature in winter, dispels the chill in home offices, bedrooms and other spaces, and delivers stable warmth.
  • 12,000 BTU Cooling Capacity, Effortless Temperature Control for Large Spaces: With a cooling capacity of 12,000 BTU, efficiently covers spaces up to 550 square feet such as garage workshops, studio apartments, or master bedrooms. Cools down rapidly in summer and performs equally well in heating during winter, suitable for both large and small spaces.
  • Smart Wi-Fi Remote Control, Pre-scheduled Warmth for Added Convenience: Adjust remotely via smartphone app. Pre-heat your bedroom as scheduled to enjoy comfortable temperature immediately upon returning home or before bedtime. Switch modes remotely without getting up for smart, hassle-free use.
  • Low-Noise Operation (<46dB), Quiet Heating Without Disturbing Sleep: Operate below 46dB, quieter than typical library ambient sound. Heat quietly at night in winter. Avoid disturbing bedroom sleep or study work. Enjoy quiet warmth at every moment.
  • Portable Design with Washable Air Filter: Easily relocate between rooms (e.g., home office to family room) using integrated wheels and handles—no permanent installation required. The removable, washable PureAir filter captures dust, pollen, and pet dander, contributing to improved indoor air quality with simple maintenance.
$469.99

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DeliveryFriday 10 Apr – 16 Apr
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Product details

BrandWATTSMART
Capacity75 Pints
Cooling Power12000 British Thermal Units
Special FeatureDehumidifier, Fast Cooling, Heating & Cooling Function, Sleep Mode, Timer
Product Dimensions17.32"D x 13.18"W x 27.95"H
ColorWhite 12000Btu
Voltage120 Volts
Noise Level46 Decibels
RefrigerantR-32
Power SourceCorded Electric

Technical specifications

brand_nameWATTSMART
model_infoHK-PAC003-AT
item_weight63.9 pounds
product_dimensions17.32 x 13.18 x 27.95 inches
item_model_numberHK-PAC003-AT
capacity75 Pints
annual_energy_consumption680 Kilowatt Hours Per Year
noise46 Decibels
installation_typefree standing
part_numberHK-PAC003-AT
form_factorPortable
special_featuresDehumidifier, Fast Cooling, Heating & Cooling Function, Sleep Mode, Timer
colorWhite 12000Btu
voltage120 Volts
wattage1200 watts
material_typeMetal, Plastic
included_componentsportable air conditioner*1, windows sealing kit*1,hose*1,water pipe*1, user manual*1
floor_area550 Square Feet
best_sellers_rank#1,093,600 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #385 in Portable Air Conditioners
date_first_availableDecember 9, 2024

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Customer reviews

4.420 ratings

Customers say

Customers find the air conditioner effective at cooling and heating, with one mentioning its dehumidifying capabilities depending on weather conditions.

★★★★★

Mobile air conditioner installation and usage experience

yanping jiangJune 21, 2025

This portable air conditioner works really well. It cools down the room quickly — you can feel the difference within minutes, making it very comfortable to use during the summer. The noise level is low, and installation is simple. The included exhaust hose and window kit are very practical and require no extra tools. The unit has wheels, making it easy to move around and adjust the position as needed. The remote control is user-friendly, the packaging was secure, and delivery was fast. Overall, I’m very satisfied Read more

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★★★★★

Great small air conditioner

jiadongJuly 30, 2025

The cooling effect of this air conditioner is quite good in small and medium-sized rooms, and the wind force is strong. It has several modes including cooling, heating, dehumidification, fan, and night sleep. There are three control methods: remote control, body buttons, and mobile phone APP. The noise during operation is normal. There are two minor issues: drainage and ventilation. For drainage, I lifted it to let the water out. For ventilation, you can refer to photo three; the small hole was originally the entrance and exit for the cat. The overall user experience is very good, and it's worth buying! Read more

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★★★★★

Working Great!

Sunshine ENovember 29, 2025

It warms up the room quickly and the 4-in-1 functions are useful. I can switch between cooling, heating, and dehumidifying depending on the weather. The app and remote control make it convenient to use, is quiet and easy to move around. great quality Read more

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★★★☆☆

Time will tell

Diane J.November 5, 2025

Unit is very noisy. Temp says 77 when actually 70. Only had it on for heat. Will give it some time. The colder it gets is when I can tell how good it is. Easy to put together. Read more

★★★★★

cool, warm, smart!

Jack ZhuJuly 6, 2025

I buy this because I don’t want to have two machine—one for summer, one for winter. This one do both! Cooling is very strong, my room become cold in maybe 10 minute (my room is medium, about 400 square feet). I also try heater last night when raining—it work fast and not make noise like my old one. Not like fan heater, this heat is soft and feel better for me. I am not good at smart app, but this one connect easy. Just follow step with picture, my phone find it fast and I can use app to turn on before I go home. I also try "Alexa" and it really works when I say "turn on air conditioner." It’s not cheap plastic. The wheel is smooth, I push around easy and the tube is strong, not break when I move. Filter also easy to open, I can clean with no problem. I think the price is good for 4 things in one machine. I check many brand, this one not most cheap, but the quality is better. For me, it fit perfect in corner of my room, not take too much space. I recommend it to my friend already. It is not just for summer. It's for everyday. Read more

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★★★★★

Perfect Year-Round Comfort — Smart, Quiet, and Powerful!

JLJune 24, 2025

This 14000BTU portable air conditioner has completely transformed the comfort level of our home! It’s truly an all-in-one unit — cooling in the summer, heating in the winter, plus a dehumidifier and fan. We’ve used it in our living room, home office, and even the basement — it handles everything with ease. One of the best features is the smart control via app and remote. I love being able to pre-cool or pre-heat a room before we use it — especially great for movie nights or warming up the nursery before bedtime. Energy efficiency is another big plus. It cools and heats quickly but doesn’t spike our energy bill — the DOE certification really makes a difference. Also, I was surprised at how quiet it is. In quiet mode, it’s barely noticeable — perfect for sleeping or working without distractions. And finally, it’s easy to move around thanks to the built-in wheels, and the air filters actually help reduce dust and allergens. We noticed a difference in air quality within days. Highly recommend this unit to anyone looking for reliable, smart, and quiet climate control for any season! Read more

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★★★★★

easy controls, and totally worth the price.

WesleyJune 27, 2025

In over 90-degree weather, this portable air conditioner is a godsend. As everyone knows, old houses often struggle to supply cool air to the second floor, so this AC effectively solves the overheating problem in upstairs rooms. It doesn’t just cool—it also heats and dehumidifies. Equipped with wheels for easy mobility, it’s simple to install and user-friendly. With an accompanying app, you can control it remotely or via your phone. It operates quietly, cools quickly, and is highly recommended—definitely worth owning! Read more

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★☆☆☆☆

Crazy Loud.

Tim FareDecember 20, 2025

Horrible! Loud! Doesn’t keep up in a small room. App is definitely the worst part can figure out anything on there or it just doesn’t work. If had to unplug it multiple times just to shut it off. Read more

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