24V is the voltage. Impact 0-7200/0-26400 bpm, No Load Speed 0-700/0-1700 rpm Chuck style 13mm keyless metal chuck Maximum torque: 70 N/m 20+1+1 torque and 1 hour of charging time Charge input: 50-60Hz, 110-240V The mega Pakcage BMC+Color selvee brand Product measurements: 10 x 35 x 30 cm; weight: 1500 kg