Name: tattoo removal product description:Technical parameter Wavelength:double wavelength 1064nm 532nm Type of laser:the Q switch is made Of blue gem,KTP,YAG laser Instrument Pulse energy:1100mj Pulse duration:9ns Frequency:1-5Hz Spot diameter:1-8mm Cooling manner:wind+water+ Semiconductor Physical dimension:35*25*24cm Weight:8.5kg Electrical requirement:220v/5A 50Hz Electrical