Features:  Three modes available: This ES15 with three modes for you to choose: Intelligent motion control, directional forward and directional reverse. The intelligent motion control mode suitable for quick repairs and two directional modes suitable for disassembly and installation.  The impact function can ensure all screws are set in place with the precise torque.  The sensitivity and speed of motion recognition can be adjusted according to different maintenance purposes.  Anti-stuck Function (Retreat): Specially designed for hexagon screws to avert the screwdriver bit from getting stuck in slot, allowing you to operate freely.  Coreless motor cooperates with planetary gear and two-way overrunning clutch to provide sufficient power.  Compatible with 4mm hexagon socket and 800 bits, with 24 bits for your use, which can meet more needs.  With front LED lighting, it can illuminate the working position, so that you can see clearly in a dimly lit environment or when you use it at night.  The electric mode can be used, and the screws can also be tightened or loosed manually. The built-in lithium battery can provide a longer working time.    Specifications:  Material: stainless steel  Screen: 128*32dpi OLED  Manual torsion: 20kgf.cm  Electric torsion: 1.6kgf.cm  Bit specifications : compatible with 4mm hexagon and 800 bits  Idling speed: 470rpm  Working voltage: 3-5V  Recharging input: USB-C 5V  Battery: 1 * lithium battery, 800mAh (included)  Package size: 175 * 85 * 40mm / 6.9 * 3.3 * 1.6in  Package weight: 296g / 10.4ounce    Packing list:  1 * Motion Control Electric Screwdriver  24 * Bits  1 * USB Cable