Xpreen Blue & Red Light Therapy Acne Treatment Face Mask Features 1. 12 blue light beads & 10 red light beads work together 2. Deliver whole face therapy and strong light energy 3. Chemical free and UV free, safe for all skin types 4. Rechargeable controller, convenient to use 5. Customize treating time according to your needs 6. Eye shield reduces the damage of light to the eyes How to Use? 1. Wash and dry your face to remove oil and makeup. 2. Connect the light mask to the controller via the power cord. 3. Open the over-ear arms and put the light mask on. 4. Turn the light mask on and choose a treating time. 5. Press the power button to begin your treatment. Notes 1. Do not use the device if you are particularly sensitive to light. 2. Do not use the device if you are pregnant or nursing. 3. Do not get liquid inside the device as it is not waterproof. 4. Stop using the device if any irritation occurs. 5. Keep the device out of reach of children. About the product 1. Battery Capacity: 2000mAh 2. Input: 5V1A, Output: 5V1A 3. Working Temperature: 42~46 degree centigrade 4. Environment Temperature: -30~60 degree centigrade 5. Wave Length: Blue light -- 450nm Red light -- 625nm 6. Package content: - 1 x Facial Light Therapy Mask - 1 x Controller - 1 x Type-c Charging Cable - 1 x User Manual