Product Specifications Lamp: xenon quartz tube Light source: pulsed light Focus size: 33mm * 10mm Wavelength: 470nm ~ 1100nm Lighting life: 600000 times Adapter Specifications: AC100V ~ 240V @ 12V DC 3A Power:36W Weight: 220g Operating temperature range: 5 ° ~ 30 ° Working humidity range: relative humidity 30% to 60% Scope of application: Lips,Armpit hair,Limbs,Forehead hairline and other affect the beautiful hair; Painless hair removal for black hair and dark hair Single flash +   Continuous flash (2 flash modes) Single flash:Applicable to lip hair / armpit bikini and other small area hair removal Continuous flash:Applicable to large thighs / arms and other hair removal Continuous flash operation method: Hold down the flash button and do not let go. How to use it: Step 1: Shave your hair and dry your skin. Use a medical alcohol wipe to clean the flash window. Step 2: Plug in the device,the power button start to flash, which shows it is in the standby mode. (Note: The power button is the Flash green light.) Step 3: Press the power button for 2-5 seconds, the machine is starting up.Select energy level.The device has 5 energy levels,from 1 to 5.( Blue intensity light is on) Step 4: Place Flash Window vertically and firmly on your skin where you want to remove,Press the Flash button How often use it: A hair removal cycle is using 6-12 times. 1. Using one time every 2 weeks from first to sixth treatment. 2. Using one time every 4 weeks after sixth treatment. 3. If you find it comes into new hair after 6-12 treatment,you can switch to maintenance treatment.Such as every 2 or 3 months,depends on individual hair growth rhythm. Packing list: 1 x Mini hair removal device 1 x Power adapter UK EU US AU Plug 1 x User manual (English,, Chinese)