Upgraded red light therapy lamp: The device uses a combination of red 660nm and infrared 850nm LEDs, and is selected to provide ideal light intensity for biological effects on any part of the body. Light can be used on any part of the body: Any part of the first few inches of the skin may be affected by light, suitable for hair health, general skin tone/beauty, acne, eczema, wounds, bruises, sunburn, joint pain, wrinkle prevention, etc. Etc.Easy to use and durable: Designed to fit standard E26/E27 sockets, 100~240V AC, easy to set up and use. Enjoy light therapy at home anytime. The high-power LED phototherapy bulb has a built-in qualified heat sink, which has better heat dissipation effect and is durable. Optical lens design: The red bulb is equipped with a 90-degree glass lens and an extra large optical lens to increase the irradiance> 141mW/cm2. Target your face, shoulders, knees and waist for 20 minutes each time.