Product features: 1. High quality alloy materials, durable, and long-lasting use 2The magnetic adsorption of the batch head makes it easy to disassemble and assemble. 3. Equipped with a knob switch to prevent accidental pressing of the button, the knob is for stepless speed regulation 4. LED lights provide sufficient highlights and have a separate button switch to control the on and off of LED lights, which is more energy-efficient and durable. 5.71 high hardness S2 alloy drill bits, capable of removing screws in various deep holes and obstacle positions. Item Specification: Material: S2 alloy+ABS Battery Capacity: 320mAh Battery Power: 3.7V Manually output torque:3-5N.m Electric output torque:0.15-0.35N.m No-load speed: 200 RPM/min Power Source: USB-C Charging weight:460g Gear: 2 adjustable gears 28mm H4 bits: 66pcs 40mm H4 bits: 5pcs Applicable scenarios Suitable for repairing various precision electronic and digital products, such as mobile phones, laptops, cameras, watches The packaging includes: Electric screwdriver * 1 *+charging cable * 1+screwdriver head * 71+plastic box * 1+instruction manual * 1 Note 1. Due to manual measurement, please allow for a slight error. Please make sure you don't mind before bidding. 2. Due to differences in monitors, colors may vary. Please understand.