Our take
HOBOT 2S
A genuinely useful tool for high-rise or inaccessible windows. It will not remove heavy water scale, but owners say it transforms windows that are otherwise unsafe or impossible to reach.
Owners praise the safety benefit, good results on dusty exterior glass and usefulness on large floor-to-ceiling panes.
Water scale is a weak point, air-leak detection can be over-sensitive and the robot still needs manual recovery when it loses suction.
Regular maintenance cleaning on broad framed or frameless panes.
Buyers wanting active reciprocating scrubbing or guaranteed direct UK availability.
- Dual ultrasonic spray
- Static flat mop
- 20-minute UPS backup
What owners and reviewers say
A detailed Taiwanese owner account makes the 2S appealing for hard-to-reach apartment glass, while showing why it does not replace every kind of window cleaning.
Useful on inaccessible glass
The owner used the 2S on numerous panes in an eighth-floor apartment and valued the improvement in visibility on glass that was awkward to reach. The account is particularly relevant to access and effort, rather than proving a flawless finish on every surface.
[1]Stains that remained
The same report found water deposits difficult to remove and did not consider the robot a solution for shower-glass scale. Repeated passes and keeping the cloths and tracks clean were part of obtaining a better result. Ordinary surface dirt and mineral buildup should not be treated as equivalent jobs.
[1]Interventions still happen
Across more than twenty panes, this owner encountered a few stops connected with edge or air-leak detection and sometimes had to retrieve the cleaner manually. Their experience supports planning around reachable placement and recovery, even when the routine cleaning pass itself is automatic.
[1]This is one household’s experience, originally published in Chinese; its interruption frequency is not a population estimate.
Sources (1)
- PTT firsthand HOBOT 2S apartment report ↗Owner report
Full specifications
- Cleaning speed
- 2.4 min/m²
- Mop action
- Static flat mop
- Suction holding force
- 6.5kg claimed
- Water tanks
- 2 × 26ml
- Power
- 72W
- Dimensions
- 240 × 240 × 86mm
- Weight
- 1,300g
- Safety system
- The 4.5-meter-long safety rope can bear up to 200kg pulling force.
- Power-off protection
- In case of power outage, the embedded Uninterruptible Power System (UPS) keeps HOBOT in position for 20 minutes with audio alert.
- Spray system
- The ultrasonic spray nozzles nebulize water into 15μm fine mist particles
- Navigation
- auto edge detection and is also preprogrammed to work in zigzag routes first horizontally then vertically
- Suction/adhesion
- Strong suction power positions HOBOT firmly on vertical surfaces; 7 kg ascending power
- Run time
- Mains powered: 5-meter power cord
Sources
Videos
- Epic Review Hub : The Hobot 2S Window Cleaner | Full Review ↗
- Robot My Life: HOBOT 2S Robot Window Cleaner Review ↗
- Search YouTube for HOBOT 2S ↗Search results may include similar models; check the model name.



