Feature:1. Automatic Water Spray: This glass cleaning machine is designed with an atomizing water spray nozzle as well as 35ml and 16ml dual water tank, no need for manual water spraying and makes cleaning your windows cleaner and more thorough.2. Useful Cleaner: Window cleaning robot is a household appliance that can clean multi surface, with built in vacuum motor, and stand on the surface of glass.3. Applicable Places: Suitable for various glass, flat wall, tables, floors, ceilings, windows, and difficult to get to areas.4. High in Safety: No need to climb ladders, automatic detection of window frames and obstacles, intelligent calculation of route, professional safety ropes, and 25 minutes of absorption protection after closing.5. Saving Your Time: This window cleaning robot is definitely a great helper, bringing comfort, practicality, and safety to your life. It makes window cleaning fun and saves more time.Specification:Item Type: Window Cleaner RobotMaterial: ABS, fiber. Solution: AI intelligent driving system. Gravity Sensor: Supports for G sensor. Built in Sensor: Supports MEMS automatic detection and automatic stop after wiping. Cleaning Route: 3 kinds automatic cleaning routes of up, left and right. Brushless Motor: 2800paWater Spraying Function: Bidirectional water spraying. Water Spraying Principle: Atomizing Sheet. Water Tank Capacity: 35ml for large water tanks and 16ml for small water tanks. Water Source: Tap water and glass cleaning agent. Remote Control: 2.4G, remote control distance within 10 meters. Noise: 66dBSafety Rope: High strength safety rope with rope buckle. Cleaning Speed: Approximately 4 minutes a meter. Cleaning Size: Approx. 400 x 400mm / 15.75 x 15.75in, minimum. Product Size: Approx. 29 x 14.5 x 7.8cm / 11.42 x 5.71 x 3.07inBuilt in Battery: Polymer lithium battery 650mAh. The power outage protection supports UPS, has built in continuous power system, continuous power for 20 minutes. Weight: 1820 g / 64.2 oz(approx.).Package List:1 x Window Cleaner Robot1 x User Manual1 x Power1 x Power Cord1 x Remote Control1 x Water Tank Refilling Bottle4 Pair Cleaning Cloth (1 Pair is on Machine)