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- Welltec
- Probot RX4 Pro
WelltecWindow-cleaning robot
Welltec Probot RX4 Pro
Welltec Probot RX4 Pro is a window-cleaning robot released in November 2025. Key specs: suction power 4,000 Pa.
5.0Score
Cleaning power5.0
Mopping6.4
Battery2.5
price rangeUS$390–490Reference price converted from EUR
- Released
- November 2025
- Brand
- Welltec
- Popularity
- #745 of 904
4,000 PaSuction power
Specifications
Full specifications
Suction & cleaning
- Suction power
- 4,000 Pa
Navigation & obstacles
- Navigation sensors
- Gyroscope
Size & weight
- Width / diameter
- 245 mm
- Length
- 245 mm
- Weight
- 1.2 kg
- Colours
- White
App & smart home
- App control
- Yes
- Remote control
- Yes
Window cleaning
- Water spray
- Yes
- Backup battery (power cut)
- Yes
- Safety rope
- Yes
- Window area per session
- 28 m²
Specs are collected from manufacturers and open databases and normalised to one format; check details with the seller before you buy.
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