Features: 1. Blue light is used for sterilization. Red light can reduce inflammation, help repair skin damage and reduce the formation of acne marks. 2. Activate cellular energy, promote the body's natural healing process, produce new proteins and regenerate cells. 3. Prevent the formation of new acne marks, help reduce the red new acne marks. 4. One button operation, easy to control. Pure physical therapy, no toxic side effects, no chemical residues on skin. 5. Accelerate the natural cure of skin problems, restore skin elasticity and gloss. 6. Compact size and lightweight, convenient to carry, ideal for travel, business, home and other occasions. Specification: Item Type: Acne Removal Pen Material: ABS Battery Type: 1 * AAA Battery( Not Included ) Package Weight: Approx. 50g Package List: 1 * Acne Removal Pen 1 * English Manual 1 * Screw Driver Instructions: 1. Generally, long press to start with a beep. Automatically turns off after two minutes with two beeps. If there is no power to change the battery, it may turn off quickly and beep three times. 2. If you use it for another person, it is recommended to wipe the lamp head with alcohol. How to Use: 1. Unscrew the tail and put the battery tightly, then press the button, otherwise the power will not light. 2. Press and hold the power button for one second until the beep starts. 3. Apply directly to clean skin so that the light completely surrounds the acne. 4. Use for 2 minutes. It will automatically turn off after 2 minutes. 5. Use it three times a day until the acne disappears. 6. If the led light stop working, just replace the battery to continue using. Note: 1. It is recommended to use three times a day, two minutes each time. 2. Red and blue light are emitted together, can't be adjusted.