Details:

Brand new GTX Cartridge Pen

1. Motor: Japan motor, it is more powerful.

2. New system: could open the pen, to change stroke part and spring if the damage

3.With extra items: With 1PC 30mm tube+1 box tool kit+1 RCA cord+1 pen holder

4. Long grip advantage:  Artist could adjust needle length even if they wire the grip cover.

5.Color:Red/Blue/Purple/Gun-grey