safety: 808nm semiconductor laser, stable performance, long service life, timely intelligent microprocessor system control, efficacy: 808nm spectrum in the near-infrared region 0.75-1.50, effectively absorb melanin and pass through the dermis to the adipose tissue, acting on different areas and hair depths advantages of 808nm diode laser hair removal machine golden laser rod, imported from the united states, consistent, stable, longer life, the laser in the industry. american 808nm diode laser hair removal machine has the same laser rod with the same handle, the real painless permanent hair removal effect is obvious tec condenser air water solid cooling system, to ensure that the machine works continuously for 24 hours, even in summer without sing.syi