... .25N.m maximum working torque delivers complete power,20+1 torque settings designed for different screwing and drilling application ... trigger, quickly release for workpieces.Applied with 10.8V=12V max high quality brands lithium-ion battery, no memory effects, ... the battery against overload, overheating, over charger, over discharged.1 hour hyper smater charger: rapid charging and protection process, ...