... (JB-4800) 1.skin rejuvenation 2.Improve texture 3.No side effect 4,CE led photodynamic machine kill bacteria (JB-4800 ... blood cells bacterium-killing capability so as to achieve treatment effects like skin whitening, skin freshening, wrinkle removing, anti-aging, etc ... skin.3. Large spot size and short treatment time4. No side-effects, laying off or ache feeling. Its suitable for all kinds ...