(1) Innovative multi-functional electric screwdriver supports fixed & automatic modes, which breaks traditional concepts and creates a smart revolution. (2) Automatically start & stop for hands-free. It will stop working automatically when tightening the screws. (3) LED display to clearly observe torque gears and battery power. (4) Front-facing shadowless LED lights can be turned on/off at will. (5) Adopts metal shell and anti-slip strips, the screwdriver has a strong grip, not easily roll. Solid & durable S2 steel screwdriver bits with built-in strong magnets. With magnetic attraction, you can assemble & disassemble screws quickly. Adopts metal gear reduction motor and built-in large capacity battery, the screwdriver works stably and continuously. 3 Torque gears to meet every kind of usage scenario. Suitable for repair, assemble, and disassemble RC models, drones, mobile phones, computers, watches, glasses, and electronics. Model:ES555 Electric Torque:2.0kgf.cm/0.2N.m(Max) Manual Torque:22kgf.cm/2.2N.m Torque Gears:3 Capacity of battery:500mAh No-load Speed:200rpm Working Time No-load:4H Charge Specification:Type-C 5V Bits Specification:4MM Hexagon Gear Reminder:LED Front Lighting:LED Working Modes:Fixed, Automatic Weight of Host:57g Type:B:Screwdriver set Colour:Black Material:ABS Size:Dimension of Host:15x16x140mm Package Contents: 1 * ES555 host 1 * Data cable 30 * Batch 3 * Batch storage strip 1 * Increase and demagnetizer 1 * Tool kit 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.