A: 5V 80 Leds Red Light 14WB: 12V180 Leds Red Light 30WThis red light treatment device adopts a three in one chip design, with a total of 80 or 540 chips. Compared with ordinary red lights, it has stronger brightness, wider illumination range, and better processing effect. Effectively relieving pain: Near 850 nanometer infrared light, it can penetrate and produce a thermal effect, promoting blood circulation and promoting metabolism. Therefore, it can help alleviate pain and muscle soreness, while accelerating wound healing. Suitable for different parts, such as the back, shoulders, face, and legs. [Soothing skin and wrinkles] 660 nanometer red light can reach deep skin and stimulate cell repair. So it makes your skin tighter, more elastic, and eliminates annoying wrinkles.This four headed infrared lamp is equipped with a foldable and sturdy tripod stand and a 360 gooseneck tube, which can adjust the height from 15 to 60 inches (approximately 38.1 to 152.4 centimeters) to meet your different needs. In addition, you can set a timer so that you don't worry about overexposure when you fall asleep.Our infrared phototherapy uses efficient LED chips for safe use at homeSpecifications: optionalA: 5V thermal lamp with 80 Leds Red LightORB: 12V thermal lamp 180 * 3=540 Leds Red Light