Features: 1. This product is an electric screwdriver with built-in lithium battery, which cannot be disassembled. 2. Plug-in hexagon chuck with built-in magnet. Match one 50mm bit. There will be a slight gap after the drill bit is inserted, and of the drill bit will be uneven during operation, which does not affect the actual use. 3. The drill bits in the package are ordinary drill bits. USB interface charging, standard charging cable. All packages come without charging heads. 4. Motor all copper movement, high speed, high Notice: 1. This product can drill holes in wood and plastic. 2. Do not drill: hard materials such as walls, tiles, concrete and iron. 3. The product is positioned for general household use and is not suitable for high-intensity use. Product Specifications: Colour: Black material: plastic Model: of application: various maintenance computers, various loading and unloading screws Length: 175mm Voltage range: AC single-phase and DC 50V above 250V and Supply voltage: 3.6 Battery power: 1850mwh Power Type: Rechargeable - Lithium Battery Technology Package Contents: 1 x Electric screwdriver 1 x usb cable 1 x batch head Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.