Description:One key control design is easily changed to forward or reverse. And the compact design make it suitable for a variety of working environments.Long-lasting feature makes it can be used for a few hours with one charge. The wireless design makes it very convenient to carry and use.Made of high-quality metal and plastic material, the electrical screwdriver set is very durable to use.There are 5 different sets for you to choose, you can choose the one that fit for you.It is suitable for repair, household appliance, workshop, home and so on.Item Name: Electrical ScrewdriverMaterial: Plastic, MetalCharging Time: 150MinWorking Voltage: 3.7-4.2VMaximum Torque: 3N.MCharging Method: USBNo-load Speed: 220r/minBattery Capacity: 1200mAhBattery: Build-in Battery (Included)Features: Powerful, Mini, One Key ControlSize Details: Size: 17.5cm x 4.3cm/6.9" x 1.69" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:Style 1:1 x Electric Screwdriver1 x USB Charging Cable1 x Bit1 x English ManualorStyle 2:1 x Electric Screwdriver1 x USB Charging Cable2 x Bits1 x English ManualorStyle 3:1 x Electric Screwdriver1 x USB Charging Cable10 x Bits1 x English ManualorStyle 4:1 x Electric Screwdriver1 x USB Charging Cable28 x Bits1 x English Manual2 x Bit BasesorStyle 5:1 x Electric Screwdriver1 x USB Charging Cable39 x Bits1 x English Manual2 x Bit Bases