Voltage: 18V

Motor: Brushless 4815

No-load speed: 0 ~ 850rpm, 0 ~ 1850rpm, 0 ~ 2550rpm

Impact rate: 0 ~ 1000bpm, 0 ~ 2550bpm, 0 ~ 3100bpm  positive torque (3 seconds): 120/210/350N.m

Self -stop torque: 180/284/372n.m

Anvil size: 1/2 "