The needle stings 1.5 mm from the pen, this determines how deep you go into the skin and is therefore important to keep a close eye on. The membrane in the middle absorbs the vibrations a bit and dampens the shock, which is gentler on the skin. This membrane is also made of silicone so that no blood can flow back to the machine.

Available cartridges: 1R 0.18 / 1R 0.20 / 1R 0.25 / 1R 0.30 / 1R 0.40 / 3RL 0.25 / 3RL 0.30 / 5RL 0.25