NOTICE!!! Bit PH1 and Bit PH2 are no longer produced at the Bosch factory. So the Bosch GO2 electric screwdriver you order now will not have these two bits. Two Way WorkingFreedom to choose the activation method by simply push or expre the button to beginMechanical ClutchPrecise with 5 torque setting and maximun performance modeMultiple-usesElectricity / Equipment construction, Furniture aembly, Cars interior / Equipment / Maintenance / Repair , also works for Motorcycle. And it can be used as a normal hand scerwdriver.Package Including1x 7.15 x 1.57 x 1.57 inch Bosch Power Screwdriver , 1x USB charging cable (Without the adapter) , 2x Driver Bits (1x PH1 + 1x PH2) , 1x Instructions , 1x Box. Dual boot design The first design:Thrust start Thrust starts, loosening stops.Control the activation by casting force at all time The second design:Switch start When using the switch key to start, the strength is more stable and controllable. Equipped with 6-speed profeional mechanical torque control.The maximum torque output of 5Nm, which can handle the high-torque operation of screwing the wood board.The minimum torque 0.2Nm torque output, easy to master computer maintenance and other fine work. Profeional mechanical torque control When the torque reaches the gear value, the mechanical clutch trips and slips, effectively preventing damage to screws or objects caused by over-tightening. Electronic brake protection design Bosch GO2 is equipped with a second-generation smart chip. When the thrust is stopped or the switch is released, it can be instantly stopped from the high-speed state, effectively preventing twisting and over-twisting. Use scenarios of Bosch GO2 USB charging, ECP battery, protection technology. ECP can effectively prevent overcharging, deep discharge, and use outside the proper temperature range. Simultaneously it also protects the tool itself to avoid instantaneous high current and high temperature damage to the tool motor and poible damage About set2 Buyer Notice 1. Dear friend, once we have confirmed your order, we will arrange shipment for you as soon as poible and update the logistics trackingnumber for you in time. Please be patient and feel free to