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3i, a pioneer in smart home technology, stands for Imagination, Innovation, and Intelligence. Our team of exceptional engineers embodies a culture of craftsmanship, committed to precision and excellence. With a vision to reach the pinnacle of the smart home industry, 3i is dedicated to delivering first-ever products that enhance everyday life and shape a limitless future.
Robot Vacuum with WaterRecycle


Deep Cleaing for Your Room




World’s 1st WaterRecycle System: No manual water replacement, no drainage or installation required, 3i S10 Ultra robot vacuum pioneered the WaterRecycle system, it distills wastewater and captures air moisture to produce purified water, ensuring an endless supply. This eco-friendly design eliminates the need for water supply and drainage connections, allowing for flexible placement anywhere in your home
UltraReach Extendable Roller Mop: this self-cleaning robot vacuum mop operates at 330 rpm, boosting cleaning results by 153%. It features 12 spray holes for a steady flow of distilled water and delivers over 7N of consistent mopping pressure. The built-in scraper keeps the roller mop spotless, while the automatic extension allows for precise cleaning along walls down to the millimeter
13000Pa Super Powerful Suction: The industry-leading 13000Pa suction can effortlessly remove dust, hair, cat litter, carpet dirt, deep-seated dirt, etc in daily cleaning. 3i S10 Ultra robotic vacuum automatically identifies carpets and adjusts its cleaning based on preset modes
DirtScan Cleaning Strategy: DirtScan allows S10 Ultra Robot Vacuum to see and think for itself with green lights and advanced AI algorithms to clean in the most optimal strategy, achieving perfect obstacle avoidance. Combined with ApexVision dToF LIDAR, Dual 3D Structured Light ensures more efficient and accurate navigation, deep clean even in the dark
Dual Anti-Tangle Design: The double-comb anti-tangle main brush allows the S10 Ultra robot vacuum to easily deal with various tangles. During cleaning, the blocking comb and brush work together to effectively prevent both human and pet hair from tangling on the main brush. After returning to the base station, the robot reverses the main brush, activates the detangling comb, and increases suction to draw the hair into the dustbin
Truly Hands-Free: Automatically adds herbal cleaning solution, 3i S10 Ultra can Self-Cleaning and Self-Drying roller mop, wastewater will be distilled into the garbage and enter the dust bag, and self-refilling with purified water after the water cycle, the 12-in-1 dock station of robot vacuum can Self-Emptying with a 2.5-L capacity ensures 60 days-free
Intelligent and Humanized: The 3i APP generates 3D real-time maps and allows the S10 Ultra robot vacuum to perform AI automatic cleaning or to set your own cleaning strategy. You can also control it via Alexa and Google Assistant to complete cleaning needs. The robot supports both 2.4G and 5G Wi-Fi










Luis –
The future of Robot Vacuums
I have used some of the top vacuum and Mop robots over the years but this one is a superior product. It’s mapping abilities is the best I’ve seen. It object avoidance is amazing. I have been using it for a couple of days not once has it gotten stuck. The cleaning is great. My old robot had left streaks on my wood floor and this one cleaned them the first time it moped, wow !The app is easy to work with you can modify many settings including what time the dehumidifier works to produce the water it uses to clean your home. This is helpful because it makes a humming sound when it does this function. This robot is technically way ahead of its competitors you basically fill it’s water tank install the soap bottle and from there on it will replenish it’s cleaning water and process it’s dirty water back into clean water and the waste is sucked into it’s dirt bag that’s it. This is truly a set it and forget it cleaning robot.
Sabrina C. –
After Weeks of Research, I Chose the 3i S10 Ultra – Zero Regrets!
I spent weeks watching comparison videos, reading reviews, and debating between high-end robot vacuums before settling on the 3i S10 Ultra. Let’s be real – this isn’t an impulse buy. At the price of $1400 plus taxes, it is a serious investment. But after a few weeks of daily use, I can confidently say: it’s worth every penny. Here’s why it beat all the competition:🔍 Why I Chose This Over Others:No water refills EVER (unlike Roborock/Dreame that still need manual filling)Actual self-cleaning mop (others just lift the pad – this one scrubs and dries it)Strongest suction + smartest navigation I found in its price range💦 The WaterRecycle System is REAL MagicAfter seeing so many “self-filling” claims from other brands that still required plumbing, the S10 Ultra’s ability to make its own water from air and wastewater blew my mind. Two months in, I’ve literally never touched the water system.🧹 Performance That Matches the HypeThe 13,000Pa suction handles my German Shepherd’s fur tumbleweeds, while the extendable mop gets into corners I used to clean manually. The DirtScan actually works better than the LiDAR-only systems I tested in stores.🤖 Truly Hands-OffUnlike friends’ robots that still need weekly maintenance, my S10 Ultra:Self-empties dust (60-day capacity)Self-cleans AND dries the mopAutomatically mixes cleaning solutionEven untangles its own brush!The Verdict: After comparing specs on models from Roborock, Dreame, Narval, Roomba, Shark, this was the only one that delivered on all its promises.
Jdh –
Do not buy!!!! Poop Smearing waste of money
Do not buy.I really wanted to like this vc/mop. The dehumidifier/recycling of water is a great feature. The first purchase was disappointing. The vacuum did not avoid objects, cords, shoes, etc… Also the vacuum and mop ability was poor at best. I returned and ordered another thinking it was just a bad unit.The second unit did perform better, but it would still drive into cords and objects. It regularly got stuck and sucked up cords and cat toys. I began to pickup the house before each run. It was better but would wedge itself in places and get stuck.The final incident is what horrible. One of cats had an accident and the vacuum drove over the poop and smeared it all over.Unacceptable especial for over $1300Not a happy customer here
Beacon Staffing, LLC –
Heavy, Bulky, Quiet, As-Good or Better Than Other Robotic Combo Vacuum-Mop Overall
UPDATE (Feb 2025):Customer Care worked with me. They are very proactive, determined to make things right.There are indeed settings that can be tweaked to improve performance. Customer Care sent new roller. Replaced the roller it came with and the saturation of the roller improved. This time around it left much less discernible streaks. Light enough it cannot be perceived unless you stare at it at very close distance. After troubleshooting, mopping performance appears to parallel that of the iRobot m6 using iRobot’s approved Bona hard floor cleaner and of the good old Brava using its approved floor cleaning solution.The mop mode, however, seems dry even after setting it to the “wet” setting. The vacuum & mop mode seems to be the best and balanced setting for my application. Vacuum mode, as I’ve pointed below, is very quiet. The self-clean mode is also quiet.My rating is missing a 5th star because the app still needs some tweaking to make it more visually appealing, easy to navigate to set tasks/schedules and boundaries for maps.It is probably the largest robotic vacuum-mop I’ve seen so far. However, it can produce its own water for cleaning/washing the brush and dry it.ORIGINAL REVIEW (Dec 2024):I was very curious about this machine. The ability to extract moisture/humidity in the air was a plus for me going with this. The other contenders were the latest iRobot Combo Max 10 and the similar-spec Roborock.I owned countless iRobots since 2012, update every 1-2 years and I buy more than one of every new model for my multi-level home. I owned a Scooba I even forgot and 4 years passed before I realized my Scooba is still in original unopened shipping box. It was no longer supported. Several iRobot mop-only robots do a really good job. The Scooba is a real floor scrubber. The older tiny Brava Jet, Brava, and m6 do very well with my porcelain planks downstairs and my engineered hardwood planks upstairs. The defect I believe is the cleaner that they are specified to use with. They all leave some residue. I use Brava jet to finish the mopping with just plain water to remove residue.I mentioned iRobots because no matter how put down iRobots, at the end of the day, they always do better than any other robotic vacuums I ditched iRobots for.I ditched the iRobot Combo 10 Max for this S10 Ultra. I realized I don’t really care about anything else it does as long as it’s hands-free vacuuming and mopping. This S10 Ultra fell very short of what my separate s9+/m6 tandem can do. It cannot remove simple dirt that my iRobot m6 can tackle is in single pass. My home is free of pets and barely lived in. The porcelain tile floors just simply attract dirt. This S10 Ultra is inferior to iRobot.I’m not impressed with what it can do. I’m exploring possibility of returning it. When it mopped, it left too much sudsy residue, dried up, and left trails of dirt mixed during the sudsy mopping run, looking like the robot’s wheel tracks. This is not a very smart robot either. It eagerly climbs with increased velocity over furniture legs (the kind that are flat and sits horizontal on the ground typical in modern furnitures) and leaves itself entrapped. It does not learn from it despite its AI features.The robot is extremely bulky and likely an eyesore for people with minimalist home decor. It’s moisture extracting feature is not worth the bulkiness of the machine. You’re better off with a way more compact combo robot that empties its bin, refills the robot fluid tank, cleans and dries its mop, but requires hands-on attention once a month.The app is not very smart either. It can map a room very quickly and with more detail. Customizing the map draws the line between this and iRobots. iRobots have smarter and more customizable maps that really make sense. The app looks an eyesore to me. It seems cluttered and not very visually appealing. If you are more a minimalist, the app will look a real eyesore. Descriptions are missing during setup. Like the QR code location is described, but not how to get to that location. It described 2 locations for it, none visible at first glance. You need to pry open magnetically attached covers to reveal the QR code on the robot itself.Simple overall initial setup. App could be better. Vacuuming ok, and mopping a disaster what it showed me. Overall, I should have gone with the Combo Max 10.I’m leary to try other brands. Even if I want other brands to trash iRobots, and I’m rooting for others, they all disappoint me in the end. This S10 Ultra is as epic a disappointment as its bulky size with really nothing better to offer besides the moisture-in-air-extracting feature. My verdict: when even in slightest doubt if a good fit for you, DO NOT buy!