WLP814-12V Cordless Impact Screwdriver 1.voltage:DC 12V 2.battery ... .no load RPM:0-2200 4.torque(N.m):100 WLP814-12V Cordless Impact Screwdriver1.voltage:DC 12V2.battery amp hour ... battery2)1pc--3-5-hour charger3)1pc--blow mould case WLP814--12V Cordless Impact Screwdriver