Feature: 1. 【High Efficiency】Electric window cleaner built-in zinc alloy transmission device, strong drive, strong power brushless motor and strong suction. Features 5.2m/s working speed which is10%-20% faster than other window cleaner robot. Moreover, it will automatically return to the starting point when cleaning is completed. 2. 【Automatically Deep Cleaning】Window cleaner robot support manual one button start, remote control and APP control. Equipped 4 layer wipes, and built-in Al nano-atomisation ultrasonic technology and 3 way sprays water for deep and thorough cleaning. 3. 【Smart Cleaning Modes】Window cleaning robot with upgraded Win-SLAM 2.0 path planning technology. It possess 3 cleaning modes which include N-shaped mode, Z-shaped mode and automatic mode to achieve full coverage and higher cleaning efficiency. 4. 【Multiple Anti-falling Protection】3000pa vacuum suction, 6000g vertical load bearing capacity and special track effectively increases the friction between the glass and cleaner robot. Highly sensitive and accurate distance measurement window frame motion sensing system. Power failure protection and comes with a safety rope. Multiple protection from falling and more safe to use. 5. 【Widely Applicable】32-bit ARM framework and real-time monitoring mode of precision air pressure sensing system, ensures it work smoothly in complex environment like frameless glass, big orsmall window frame glass, glass door, frosted glass and tile wall etc. Specification: Specification: Model: YW509 Color: White Plug: EU plug Main Material: ABS Suction force: 3000Pa Battery capacity: 650mAh Power: 72W Voltage: 24V Input: AC100-240V 50/60Hz Power outrage protection time: 30min Noise: ≥65dB Cleaner Size: 242*242mm/9.5*9.5in Package List: Packing List: 1 * Window cleaner robot 1 * Cleaning pad 1 * Water bottle 1 * Spraying bottle 1 * Remote control 1 * Safety rope 1 * AC cord 1 * Extension cord 1 * Adapter 1 * Manual