Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si [High-quality Materials]Electric screwdriver bits are made of chromium vanadium steel, sturdy hardened construction, wear resistance, and corrosion resistance. Electric screwdriver pen-shaped body is ergonomically designed and easy to grasp. Cordless screwdriver ABS case lightweight design easy to use, no fatigue over long periods of use. Tightly into without hurting screw! [Precise Power & Dual Mode]Electric screwdriver 320RPM/min, electric of 0.4 m - 0.5N. m and a manual of 3N.m. Increased efficiency by switching use as required. Two electric speed gears that can be adjusted in the disassembly of some precision screws can prevent over- damage to the screws and machine screw holes. [Long-Lasting Battery & LED Light]Electric screwdriver built-in 350 mAh high-capacity battery USB-C charging, When fully can be rotated 900 screws, 90 minutes of continuous use. Red light when charging, green light when full. Screwdriver head has 3 built-in lights, which the area around the screw when in use, making it easier to work with. [Magnetic Screwdriver Head & Storage Case]Precision screwdriver has a magnet built into the front end for quick change of the screwdriver bits. The storage box has a magnetised area where all the screws will attach without falling apart and let each nail a magnetic boost. Color: As Shown Material: chrome vanadium steel Package Contents: 1 x 82 in 1 Electric Screwdriver 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.