Features: 1. This product is an electric screwdriver with built-in lithium battery 2.mini shape, portable, easy to use 3. Insert hexagon chuck with built-in magnet. Matches the first two batches. There will be a slight after the drill is inserted, and the end of the drill is uneven during operation, which does not affect the actual use. 4. The drill in the package is a common drill. USB interface charging, factory standard charging cable. None of the packages have a charger. 5. All copper motor movement, high speed, large torque Attention: 1. This product can be drilled in wood and plastic. 2. Do not drill: hard materials such as walls, tiles, concrete and iron. Specifications: Model: M3 Scope of application: Suitable for all kinds of repair computers, all kinds of loading and unloading screws Product size: 175*41mm Voltage range: AC single phase and 50V above 220V and below Diameter: 4cm Supply voltage: 3.6V Battery power: 1850mwh Power supply type: Rechargeable - lithium technology Package included: select as shown Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.