... -scale genetic biological wave LED cold light sources With red, yellow, blue, red yellow, red blue wavelength etc optional 1 min, ... wavelength can be set up as working mode With pulsed operation mode With replaceable single lithium-ion battery in the ... , promote wound healing, postoperative repairFor Wrinkles and whitening Red+Yellow lightTreatment time: 5 minutes/day, acceleration of healing by ...