Specification:  Battery capacity: 1500mAh;  Voltage: 3.6V;  No-load speed: 200rpm;  Impact frequency: 0-9000/0-30000dpm;  Maximum torque: 4N.M;  Working time: Continue working 30min;  Size: (L)151.7mm x (W)42.4mm x (H)120.9mm.  Features:  -Cordless, easy to use.  -Compact fuselage, one hand grasp, easy to carry.  -LED lighting, can operate in dark light environment.  -It is compact and easy to operate in a small space with one hand.  -The product USES the micro-usb standard charging port, which can be Shared by the android phone charger.  -Fastening system + magnetic connection bar, the batch head is not easy to fall off, and the small space can be operated freely.  -It is equipped with 1500mAh large-capacity rechargeable lithium battery, which can maintain continuous working for more than 30 minutes.     Application:  -Small body with LED lighting, easy to work in small space and dark space.  -Can be used for computer case assembly, furniture assembly, automobile maintenance and so on.     Package Included:  1 x Electric Screwdriver;  1 x USB Cord;  4 x Bits (PH2,PH1,SL2,SL3)