Voltage: 5V Input: AC100-220V, 50-60Hz Micro needles length: adjustable length of micro-needle (0.25mm, 0.5mm,1.0mm.1.5mm. 2.0mm) Speed: Stage 1~9 adjustable. Total needle number: 12 needles Needle material : stainless steel needle
Voltage: 5V Input: AC100-220V, 50-60Hz Micro needles length: adjustable length of micro-needle (0.25mm, 0.5mm,1.0mm.1.5mm. 2.0mm) Speed: Stage 1~9 adjustable. Total needle number: 12 needles Needle material : stainless steel needle