Item: Tyrannosaurus Rex pen machine
Net Weight: 179g
Gross weight: 360g
Size: 118*32mm
Packing: upper and lower cover box + RCA line
Color: 5 colors All black - black with red circle - black with gold circle - champagne - silver gray
Parameters: 1. connector: RCA connector 2. Material: Aluminum alloy 3. Process: CNC integrated carving 4. Motor: Mabuchi Motor II 5. Starting voltage: 6v 8. Working voltage: 8-12V