... within acne, rapidly remove pustule, improve the skin surface..For Pain ReliefRed+infrared lightTreatment time: 5~30 minutesAnti-inflammation ... , skin whitening, acne treatment, and antioxidant, particularly suitable for sub-health groups and dry, allergic skin, facial nerve ... Experiments show that the skin whitening effect comes firstly. LED for acne, the target is propionibacterium acnes, and it ...