Automatic Water Spray Window Cleaner Electric Glass Cleaning Robot with Remote Control Item Type: Window Cleaner Robot Solution: AI Intelligent Driving System Gravity Sensor: Support for G Sensor Built in Sensor: Support for MEMS automatic detection and automatic stop after wiping Cleaning Route: 3 automatic cleaning routes (up, left, right) Brushless Motor: 2800pa Water Spraying Function: Dual Way Water Spraying Water Spraying Principle: Atomizing Sheet Water Tank Capacity: 35ml large water tank,16ml small water tank Water Source: Tap water, glass cleaning agent Remote Control: 2.4G (remote control distance within 10 meters) Safe Rope: High strength safe rope, rope buckle Cleaning Speed: About 4 minutes per meter Cleanable Size: Approx. 400 x 400mm / 15.7 x 15.7in (minimum) Product Size: Approx. 30 x 14.5 x 11cm / 11.8 x 5.7 x 4.3in Window Cleaner Battery: Polymer Lithium Battery 650mAh (Power Outage Protection: Supports UPS, built in continuous power system, continuous power for 20 minutes) (included) Remote Control Battery: 2 x AAA batteries (not included) Material: ABS, Fiber Weight: Approx. 1820g / 64.2oz