Compact and Lightweight: This cordless window washer is compact and lightweight, weighing only 0.85 kg, making it easy to integrate into your workspace and simplify cleaning. Rechargeable: A built-in 2000 mAh battery lasts for 30 minutes on a full charge, saving time when cleaning windows without frequent charging. Drip and Scratch Resistant: This electric window cleaning set has powerful suction and a 28 cm wide soft rubber squeegee to easily remove water stains. Versatile: The set includes a window cleaner with a 28 cm rubber squeegee and a spray bottle with a 24 cm microfiber cloth, making it easy to clean windows, showers, tiles, mirrors, and more. Time-saving and Efficient: Say goodbye to cords and plugs. Clean your windows without scratches in seconds, saving time and energy. Technical specifications: Battery: 3.6V 2200mAh rechargeable battery; Charging time: approximately 3 hours; Battery life: 30 minutes on a full charge; Cleaning angle: 360 degrees; Waterproof: IPX4; Nozzle width: 28 cm; Water tank capacity: 150 ml; Spray bottle capacity: 300 ml; Power cable and plug length: 1.2 m