LED or "light-emitting diode,” works by emitting infrared light (causing heat) in specific wavelengths/spectrums, which have different skincare benefits. It has been shown to speed healing, boost anti-aging properties, and kill bacteria. Utilizing the advanced technology that is LED, the LED beauty mask is the first completely hands-free at-home LED Treatment that does not obstruct your view or require you to sit in place, plugged-in, for a length of time. After cleansing your skin, LED Lights help to optimize your favorite serums, moisturizers, and toners. By stimulating blood flow in the treatment area, the mask helps to rejuvenate dull/tired skin exposed to environmental factors. Not limited to just one setting, the LED beauty mask allows the wearer to enjoy 7 color LED therapies.Red light: tender skin and anti-wrinkle, repair damaged skin, smooth the fine lines, shrink pores, promote hyperplasia of collagen. Blue light: efficiently minimize and heal acne, repair the skin whithout leaving scars Purple light: it is red and blue dual-band light, a combination of two kinds of phototherapy effect, especially in healing and repairing the acne scar Rose red light: resolving age spots, improve fine lines and sagging skin. Green light: neutralazation, balance skin condition, relieve mental stress and effective dredge lymphoid and edema Yellow light: improve coarse skin and wrinkle, redness, ringworm of the skin, increase immunity Cyan light: enhance the cell energy gradually,promote metabolismBefore you begin, ensure your mask is charged using provided Micro-USB cable (est. 30mins) 1. Clean skin and apply your favorite skincare serums, moisturizers, and toners 2. Place the mask comfortably over your face 3. Press the power button located on the left side of the device to start your LED therapy session 4. To change your light source, press the power button to select among 7 light colors depending on desired treatment therapy 5. The mask is on a self-timer in 15-minute increments. To switch to another color or to use one color for more than 15 minutes, click the mask on again using the power button and select your color of choice. 6. To power off, press and hold the power button until the light has turned off (about 2-3 seconds) 7. Wipe off the mask with a gentle cloth or cleansing wipe after each use and store in a cool, dry place