technical support: It integrated with advanced LED phot apy(include Red LED Therapy), radio frequency (RF)/EMS, and LCD display technology. so that it can reduce acne, redness, fine lines, shrink pores, fading freckles, age spots, brown patches make skin firm, glossy, and elastic.Skincare effectsIf you stick to use the high-frequency facial machine, it can offer you multi-effects such as anti-aging & anti-wrinklestightening & Liftingremove acne & whitening; deep cleaning&skin massager; smoothen wrinkles; skin moisturize and regenerate; suppress blackheads and acne.Use Guide: Before the first use please charge for 3 hours, then the first step to clean face and smear some skincare essence on the needed area, note that choose the proper device working intensity and the right LED color therapy you need; when you hold the device, you need to repeat the circular movement on the skin gently, pull from bottom to top; do not stay at one spot more than 3 seconds; feeling slightly warm is normal during use, stop using it if you feel not well.Safe face massager: you can also use it as a massager, suit for neutral skin, oily skin, deep skin, acne, etc., and has 6 LED phot apy light models for different skin problems.