... , adjustableSub-pulse width:0.1~9.9ms, adjustableHandle cooling temperature:-10°C~0°C, adjustablePower:800W (Elight ... cm2Output mode:BipolarEnergy2~300J, adjustableHandle cooling temperature:-10°C~0°C, adjustableCooling system:Air + Water + Semi-conductor ... -20nsFrequency1~6HzYAG Bar Size6Spot diameter1-5mm Continuous adjustableCooling system Wind + Water + Semiconductor +coolingLight source220V/110v ...