1). Lithium battery of new technologies

2). 1300 mah-power lithium batteries

3). over-Release/over-charge / temperature multiple-circuit protection

4). 10 mm self-locking chucks

5). no-load speed 0-600 / rmp

6). maximum torque 12 N / m      

7). 20 blocked torque regulation

8). Speed control switch with brake function

9). the human body mechanical design / Rubber

 anti-skid shock absorption

10). capacity: plastic / wood / monolithic etc.

11). Standard configuration: four hours slowly  charger.

12). Important configuration:

1.Motor: MABUCHI  japan 2.Chuck: USA’SJACOBS

3.Battery: South Korea's Samsung