... machine: Aiming button is for the switch of infrared laser aiming beam, and air blow button is ... scan, rectangle scan, triangle scan -650nm ruby laser indicator -Water cooling system -Scars removal and skin ... Scan, Rectangle Scan, Triangle Scan Laser type: CO2 laser Laser indicator: 650nm ruby laser Control system: digital micro computor ... and for headpieces. Fractional CO2 Laser Beauty Equipment