Product Type: Electric Dust Collector Material: ABS Rated Voltage: DC3.7V Working Current: 200mA Battery Capacity: 800mAh (Comes with built-in battery) Continuous Use: 1.5-2 hours Intermittent Use: 3-5 hours Charging Time: Approximately 2.5-3 hours Compatible with full charge Packing List 1 x Dust Collector 1 EFFICIENT CLEANING: Saves time and effort when cleaning Compatible with older people and is convenient Compatible with cleaning. 2 ELECTROSTATIC ADSORPTION: Easily remove dust and dust-free electric dust collector, easy and effortless. 3 CLEAN BLIND SPOTS: The brushes on the electric dust collector are fine and soft and do not miss crevices and corners. 4 EASY TO Compatible with STORE: It does not take up space and is also portable when you go out. It unfolds quickly when in use. 5 PRACTICAL Compatible with CAR CLEANING: Removing dust and cleaning the car's interior is convenient Compatible with portable cleaning.