<br>Model: Willdone-008 <br>Material: S2, aluminum, alloy steel <br>Input voltage: DC 3.7V <br>Capacity: 800mA <br>Battery type: lithium-ion battery <br>USB charging type: micro USB <br>Torque: 0.1-2.5kg/cm <br>RPM: 395r/min <br>Charging time: 40 min <br>Product Weight: 113G <br>Product size: 7.09*0.79*0.79in <br>Packing Size: 7.9*3.45*1.38in <br>Packaging included: 1* screwdriver; 1* charger; 1* USB Cable; 24*Bits; 1* Box <br>