Feature: 1. Automatic: This glass washer is designed with atomized spray nozzle (35ml, 16ml dual tank), you no longer need to manually spray water, cleaning your window more cleanly and thoroughly. 2. Window Cleaning Robot: Home appliance, multi surface cleaning robot with built in vacuum motor that sucks air and stands on glass surfaces firmly. 3. Application Scenario: Suitable for all kinds of glass, flat wall, table, floor, ceiling, window and hard to reach places. 4. Automatic Detection of Window Frame: No need to climb dangerous ladder, automatic detection of window frame and obstacles, intelligent calculation of path, professional safety rope, after closing for 25 minutes of absorption protection. 5. Nice Helper: This window cleaner robot is definitely a great helper. It brings comfort, utility and safety to your life. It makes window cleaning fun and saves more time. 6. Remote Control: Automatic mode automatically cleans the entire window in three directions, and you can control it remotely via remote control or APP. Specification: Item Type: Window Cleaner Robot Weight: 1820g/64.2oz Material: ABS and fiber Scheme: AI intelligent drive system Gravity Sensor: Support G sensor Built in Sensor: Support MEMS automatic detection, wipe automatically stop Cleaning Route: 3 automatic cleaning routes (up, left, right) Brushless Motor: 2800pa Water Spraying Function: two way water spraying, automatic and manual (for Tuya APP) Water Spraying Principle: atomizing sheet Tank Capacity: large tank 35ml, small tank 16ml Water Source: tap water, glass special cleaner Remote Control: 2.4G (remote control within 10 meters) Noise: 66dB Safety Rope: high strength safety rope, rope buckle Cleaning Speed: 4 minutes per square meter Erasable Size: 400 x 400mm/15.7 x 15.7in (minimum) Product Size: 29 x 14.5 x 7.8cm/11.4 x 5.7 x 3.1in Power Input Voltage: AC100~240V Power Supply Output Voltage: DC 24V 3.75A Built in Battery: polymer lithium battery 650mah (power failure protection: support UPS, built in continuous power system, power for 25 minutes) (included). Package List: 1 x Host 1 x Instruction Manual 1 x Power Supply 1 x Power Cord 1 x Remote Control 1 x Tank Refill Bottle 4 Pairs x Rags (including a pair on the machine) Note: The product comes with built in battery, and the remote control is shipped without battery.