long service life: the sustainable light 10 million s; the standard is 12*16mm handle spot size high peak power: single bar power up to 100w / bar the market single bar laser power generally 50w / bar-80w / bar use of contact sapphire cooling system, efficient cooling conduction efficiency, make comfortable treatment. intelligent water temperature control system: avoid water temperature is too high, damage the handle. the unique shape design and color match make the product more beautiful and fashionable. 808nm diode laser permanent hair removal machine , no pain ,for all skin types 1. laser type diode laser 2. laser wavelength 808nm 3. spot size 10*16mm 4. pulse width 20-1000ms 5. frequency 1-20h 6. laser power 300w.syi