VEVOR Red Light Therapy Device with Removable Tip, 2 in 1 Facial & Body Light Therapy Wand for Joint Mouth Nose Ear, Handheld Red Light Healing Therapy Torch & 5 Wavelength, Pulse Mode for Pain Relief
The device uses red light + infrared, and has a cosmetic and therapeutic effect on wound healing, arthritis, etc. If used to treat psoriasis, blue light needs to be added, which has anti-inflammatory and bactericidal effects.