... operation for device upgrade;Specifications:1. LCD:5.7"Color Touch screen2. Light source: Intense pulse light3. Cooling system: Water ... cooling and semiconductor cooling4. Light energy density: 0J/cm2-50J/cm25. Optional eleven hand pieces6 ... more than 7 years.our main technology adopted including Laser, IPL, RF, E-light, Beauty workstation(IPL+E-light+RF), Vacuum ...