Pen Material: Aircraft Aluminum
Pen Size: Diameter 28mm, Height 134mm
Pen Net Weight: 168g
Battery Net Weight: 50g
Motor: Japanese Motor
Stroke: 4.0mm
RPM: 12V / 10000RPM
Working Volt: 5-12V
Battery: 1500mAh
Charing Time: About 3hours
Working Time: About 4-5hours
