... stability.1. Work principle:808nm semiconductor laser hair removalis a best method for permanent depilation. ... . Removal area: Lip hair, beard, chest hair, armpit hair, back hair, arm hair, leg hair, and unwanted hair outside the bikini line. ... SpecificationsMax10Aweight48kgenergy0-100j/cm2Working temperature18°-30°Dimensions420 x 380 x 1150mm5. Compared pictures 808nm diode laser hair removal