Product information:
Specifications: [2-in-1 grinding pen] Pink,[2-in-1 grinding pen] Blue,[2-in-1 grinding pen] Green
Voltage: 5V2A
Speed: 15000 rpm
Grinding Machine power: 12W
UV lamp power: 3W
Material: ABS
Battery capacity: 600mAh
Charging duration: 1.5h
Duration: 3h