Technical parameters: Lamp tube:Xenon quartz tube Light source: Intense Pulsed Light Energy Frequency:1.5J/cm Focuss size:33*10mm Wave length:470nm~1100nm Lamp tube life:500000 times Operating temperature range:5~30& 8451; Operating humidity range: Relative humidity 30%~60% Function introduction: Skin rejuvenation Hair removal Instructions for use Use a medical alcohol wipe to clean the glass window Press the “Power button” for 1 second, it will start and enter into the working state Click the “Power button” to select the suitable intensity level , there are five intensity levels indicated with the blue indicator lights. The diagram below shows intensity level from low to high power, level 1 is the minimums power setting,level 5 is maximum power intensity. Any adjustment can be made in the sequence shown with a click of the power button. Once the intensity level is set, move the flash window to the skin which can cover the flash window completely, you will see the red indicator light dickering and then click the flash button, the device will flash one time; After every flash operation the red indicator light will be turned off to charge the power, after 1~3 seconds the light will return to indicating that it is ready for use again. Press the power button for 3 seconds to shut down it.(When finished using, please clean the flash window using the suggested medical alcohol wet-wipe) This product can be used for:excess hair such as lip hair, armpit hair, limb body hair, forehead hair etc. Painless hair removal is suitable for black hair and dark-hair people, it is not suitable for white , gray or blonde (refer to the color contrast card in user manual) Package Included& 65306; 1X IPL machine(Black) 1XPower adapter(AU) 1X Manual Notice: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.Please allow slight deviation for the measurement data. 3.Please allow 1-3cm error.