21V Cordless Electric Impact Wrench Gun 1/2'' High Power Driver Tool 2 Batteries
Output：21V 1.2ADC. 1 x 21V Impact Wrench. No load maximum speed of 2500r/min(frequency 1500r/min) for driving large fasteners quickly and easily. 2PCS 3Ah Li-ion Batteries: Double batteries can last for 3-4 hours (each 1.5-2h).