Household Window Cleaning Robot Vacuum Cleaner Electric Intelligent Remote Control Window Cleaner Robot Glass Cleaning WiperSPECIFICATIONS Brand Name: PuRuikai Origin: Mainland China Cord Length: 4. 5m Certification: ce Voltage: 110V 220V Power (W): <800W Model Number: 308 Compared with the window cleaning robots on the market, this product has the advantage that it can be operated without a remote control machine. Dear buyers, Glad you like this product. Please note that this product needs to be plugged into a power source and cannot be charged. This cannot be used for