Electric Screwdriver Rechargeable Driver Kit

Main function: disassembly and assembly screws
How to use: front button rotates forward, rear button rotates backward
Rated voltage: 3.7V DC
No-load speed: 200 r/min
Maximum torque: electric: 0.2N.m, manual: 3N.m
Host size: 415.7*167 mm
Power supply: rechargeable lithium battery
Charging method: Mirco USB charging
Charging parameters: 5V DC, 500mAh or more.
Charging time: about 40 minutes (charging red light, full of blue light)
Full power standby: more than 180 days
Single charge: 500 precision screws (reference)
Single charge battery life: continuous no-load up to 2 hours (reference)
Bit size: 4*28mm
Bit material: S2 alloy tool steel