wireless screwdriver all-in-one design: the hoto cordless screwdriver contains 12 s2 steel bits (hardness up to 60hrc), which are tough, durable and coated with environmentally friendly nickel. the screwdriver and 12 bits are stored in the frosted aluminum alloy storage box which has a soft rubber top handle. size included: philips (ph1/ph2/ph3), hex (h3/h4/h5/h6), torx (t15/t20/t25), flat blade (sl4), pozidriv (pz2) minimalist but highly functional: the 1500mah large capacity battery, cordless screwdriver that has undergone 37 safety tests, provides ultra long endurance allowing the screwdriver to run over 1000 screws when fully charged. the high-speed magnetic motor and metal gearbox provide powerful and stable power output to the cordless screwdriver. and the universal type-c charging interface makes charging the screwdriver convenient. wireless handy screwdriver: the screwdriver is maneuverable thanks to the screw-unscrewed buttons and the shadowless circular led lamp, which will automatically turn off 10 seconds after releasing the button. the weight of the screwdriver is 250g and the double-layer non-slip handle is made of high-strength plastic and soft tpe rubber. with four-level rotary knob and built-in smart chip, the user can adjust the torque accurately to meet various needs. 2 modes: manual and electric. you can switch between manual and electric modes according to your needs. to make the switching smoother, this screwdriver is equipped with different torques in different modes. in electric mode, there are three torque ratios: 1.2 n*m +- 0.3; 1.5 n*m +- 0.5; 2 n*m +- 0.5. the maximum torque in manual mode is 8 n.m. at the same time, the speed of this screwdriver can reach 220+-10%rpm. highly reactive electric screwdriver: the integrated circuit board of the electric screwdriver can detect and stop rotation as soon as the button is released, leaving no scratches or dents on the screws. and it helps to avoid hurting users' fingers due to excessive rotation. take care of your use: electric screwdriver long battery life, please use it with confidence.take care of your use. if you have any questions, please contact us after sales, we will provide you with a satisfactory solution as soon as possible. hoto is a company committed to innovating new lifestyle tools according to the philosophy: active exploration, pleasant innovation.