100% SATISFACTION GUARANTEE: While most people fit for our red light device, no work for everyone. It is prohibited for lactating women, pregnant women and children.Please feel free to contact us if there is any problem during use. GREAT QUALITY: Advanced LED, with excellent robustness, high reliability,The red light therapy devices has long service life and can be used for up to 50000 hours.Perfect solution for daily home therapy applications. ENJOY THERAPY ANYTIME: The red therapy panel can be hung (horizontally or vertically) or placed independently.You can read in bed, watch TV on the sofa, and use the LED light panel when playing computer games. SIMPLE & SAFE: The therapy panel comes with a 1.5m switch power cord, which can be used directly after connection.Easy and safe, no side effects or risk of infection, no addiction. You can enjoy your light time quality at any time and anywhere instead of going to the beauty salon and paying the expensive cost every time. PERFECT RED LIGHT THERAPY COMBINATION: Deep red 660 and near infrared 850nm is the best combination wavelength for therapy. The red therapy panel can helps to improve skin problems.