All In One Laser Hair Removal Tattoo Removal Pico Laser 808 diode 2in1 Principle 808 diode laser: Heat damage hair follicles for long-term hair reduction. Picosecond laser: Shatter pigment into micro-particles for natural metabolism, remove tattoos & pigment spots. Technical Parameters Function Professional hair removal,tattoo removal Application For Commercial Wavelengths 755nm+808nm+1064nm Energy Density 1~120J/cm2 Spot size 10*20mm Screen 15.6 inch color touch screen