3.6v cordless screwdriver

 5.Forward/reverse switch for unscrewing/screwing
6.Charging time: 57 hours
7.Charger:input:230VAC50HZ or 110VAC60HZ

1.Rechargerable battery:600mah Nickel-Cadmium
2.Chuck diameter: 1/4=6.35mm
3.Torque (N.M): 2.5
4.Speed: 250rpm                                                                           

Small,handy,powerful
can be rotary:straight or like a gun