... GS Rohs certificate ,professional use,Durable housing,changeable carbon brushwith 14.4V,2.0Ah Ni-cd Battery and 30mins fast chargerGeneral Specification ... M14/M4-M8Standard Bolt Diameter RangeM6-M10/M5-M10Battery Capacity14.4V 2.0Ah Ni-cd BatteryBattery Charger30mins fast chargeSwitchVariable Speed ... prolong the life of the tool 6. Supplier with 2pcs 14.4V 2.0Ah Ni-cd batteries,1 pc 30mins fast charger ...