OXYGENX+Oxygen Bubble Pen is a professional facial beauty machine with oxygen LED bubbles. They are specially used for oxygen bubble facial treatments with the Oxygen Bubble Pod Premium Kit. When using the product, the skin will produce carbon dioxide. This stimulates oxygen count. and hemoglobin cells in the blood, which increases the oxygen content under the skin. The skin absorbs more nutrients to achieve whitening and anti-aging effects. Oxygen bubble application: instant visible results Gentle and soothing No stop Safe for all skin types Natural oxygen from within - works with the natural processes of the human body Optimal cleansing and exfoliation Maximum infusion of active ingredients. Superior Active Nutrition Results 1. Plumping and moisturizing; 2. Restore skin volume. 3. Increase collagen production; 4. Reduce hyperpigmentation. 5. Improve skin cell production; 6. Reduce the appearance of fine lines and wrinkles Warnings 1. Please fully charge the device when you receive it. There will be an alarm sound when the power cord is connected. The red light flashes when charging and stops flashing when fully charged. 2. When replacing the bubble bag, please do not press it too hard to avoid damage. Please align it with the probe when installing. If the device cannot be turned on, please check whether it is out of service 3. Power, please connect it to charge and check, make sure the power cord is connected correctly. If you still can't use the product, please contact the after-sales service to know the situation.