... t bring any injury and unwell feeling to the skin.The PDT is the world's top scientific and technological achievement,which applies photodynamic ... easily. Function: 1. Do oily acne therapy, eliminate tumour, mark. 2. Improve aging skin, big pores, slack skin, tiny ... 5. Repair damaged skin, for example skin after exchanging, burn, bleb, pigmentatin etc caused by IPL too strong energy.Technical ...