Integrated design: Forward and reverse button, double-layer non-slip handle, The inner layer of high-strength plastic + outer layer of TPE soft rubber, weighs only 250g Small body, long endurance: Built in 1500mAh lithium battery, it can turn more than 1000+ screws when fully charged Electric/manual mode, which can be switched as required. Screw out: loosen the screw manually first, and then screw out completely in electric mode. Screw in screws: first, screw in the screws in electric mode, and then tighten them manually 12 type of bits are suitable for most home scenes: The batch head is made of high quality S2 alloy steel, with hardness up to 60HRC. With the bits box, it is convenient to store 50mm long bits head for various occasions: The 50mm long batch head can not only maintain a clear vision during general operation, but also be able to handle in narrow space, deep hole and other difficult positions 4 Speed Gear Adjustable Knob: Suitable for different torque requirement OFF (Safe Lock): Close completely, ensure the safety of use Ring LED shadowless light: It will automatically turn off after 10 seconds of releasing the button