WINCASH88 Of course, it's not the power that's revolutionary. Power tools are a heartless bunch. The magic lies in the GYRO's gyroscope. With GYRO's multiple speed levels, your screwdriving chores may be much easier. With the GYRO, though, there's no switch at all. It's meant to help you tighten (or loosen) those sneaky, problematic screws that lurk in every house. You also receive a two-year warranty that covers any defects. Not bad for a device that's sensitive enough to pick up on your body language.|Yeh Hai Mohabbatein