Power Screwdriver

Upgraded ES121 smart montion control electric screwdriver equipepd with SMT32 MCU and 3-axis gyro with motion control enable the user to screw or unscrew just by a thumb slight moment.
Upgraded ES121 smart montion control electric screwdriver equipepd with SMT32 MCU and 3-axis gyro with motion control enable the user to screw or unscrew just by a thumb slight moment.