Feature: Impact Driver : Compatible with Dewalt 18V lithium-ion batteries such as DCB180 DCB182 DCB184 DCB200 DCB201 DCB203 DCB203BT DCB204 DCB205 DCB206 and more.(Body Only) Efficient BL Brushless Motor : The motor eliminates carbon brushes, enabling this driver to run cooler and more efficiently, optimize battery energy use for up to 50% longer run time per charge. Powerful electric wrench, multifunction, super power. Tungsten steel shaft, high hardness and wear resistance. TypeImpact Wrench Motor typeBrushless Power SourceBattery Power SourceElectricity Rated Voltage18-21V No-Load Speed3500rpm Torque500-800N.m Square Drive:1/2″ Package List: 1 x Electric Wrench 1 Pair Gloves