The only smart screwdriver - a simple push. a perfect finish. 14 times more powerful than any existing screwdriver in size and form 2intuitive operation style – just push to drive screws (push & go) 3intelligent e-clutch stops when you want to stop torque (soft/hard): 2,5 / 5 nm battery type: lithium-ion battery voltage: 3.6 v weight excl. battery: 0.28 kg charging time at-bat. cap. 1.5 ah (80%/100%) approx.: 90 mins max. drilling diameter in steel: 5 mm max. screw diameter: 5 mm vibration emission value ah: 0 m/s2 uncertainty k: 0 m/s2