The 16.8V electric screwdriver can quickly tighten or loosen screws, providing enough power to complete most household or industrial applications. The use of a brushle motor, with large torque and adjustable speed, quick-starts, timely braking, relatively simple control the circuit and so on. There are two kinds of speed control modes, 2 gears adjustment and steple speed adjustment for you get the speed you want. Torque adjustable design, easy torque adjustment, stable torque output. Suitable for tightening screws in the home in all scenarios: such as the installation of lamps, household appliances, door locks and other disaembly.Features:Premium Material: Simple and fashionable, made of engineer ing plastics material, innovative integrated structure, with ergonomic anti-slip handle, easy to grip and with comfortable hand feeling, practical and labor-saving.Quality Bearings Design: Full metal gear and bearings are manufactured suing the high carbon hardne steel and quenching heat hardening proce for maximum accuracy and stability, easy and accurate to find the position.Brushle Motor: The use of a strong magnetics brushle motor, with large torque and adjustable speed which does not generate sparks when it is working, and the motor does not wear, can provides long service time, and greatly enhances the working efficiency.Multi-shif t Torque Adjustment: Torque adjustable design, easy torque adjustment, stable torque output, can satisfied with all your demands.Two-speed Regulation Modes: There are two kinds of speed control modes, 2 gears adjustment and steple speed adjustment for you get the speed you want.Safety Lock: Equipped with a safety lock function, pre to lock and unlock the trigger easily, which can avoids unintended hurts by accidentally touching.LED Light & Indicator Light: Built-in LED working light, it will opens automatically when the trigger is preed, and can provides illumination in dark spaces, more convenient to use. And with 3 power indicator lights to remaind you recharging in time.Cooling System: Reserved several ventilation cooling holes, efficient heat diipation, will not hot for working long time.Wide Applications: Suitable for tightening screws in the home in all scenarios: such as the installation of lamps, household appliances, door locks and other disaembly.Specifications:Plug: US / EU / UK(Optional)Battery Quantity: 1pcs / 2pcs(Optional)Input Voltage: 110~240VOutput Voltage: 16.8VMotor Type: brushle motorTorque: 45~85NmNo-load Speed: 0-1800r/minSpeed Gear: high and low adjustable.Torque Gear: 25 gears are adjustable.Chuck Size: 1/4 "Battery Capacity: 1.5AhMaterial: ABSItem Size: 20.5 * 12.2 cm / 8.07 * 4.8 inchItem Weight: 594g / 20.95ozPackage Size: 24.3 * 22 * 6.3 cm / 9.57 * 8.66 * 2.48 inchPackage Weight: 1 Battery: 1220g / 43.03oz; 2 Battery: 1420g / 50.09ozPackage List:1 * Screwdriver1 * Battery / 2 * Battery(Optional)1 * Charger2 * Screwdriver Bits1 * Toolbox