Intelligent and Widely Applicable: Ergonomically designed to perfectly fit facial contours, the bendable ring shape suits all face shapes, and the headband length is adjustable. This instrument uses alternating different intensities of red and blue to make the skin radiant and effectively improve fine facial lines and double chin. Note: Cannot be used with metallic substances. Easy to Use and Carry: You can adjust the intensity according to your needs, just wear it for 10 minutes while reading, sleeping, watching TV, or doing housework. Small and lightweight, suitable for office, home, and travel, convenient for facial massage anytime, anywhere. The remote control does not work correctly and the battery needs to be replaced. V-Face Instrument: The 180° circular design fits snugly against the curve of the chin, surrounding it symmetrically, making it more effective for tightening and lifting. Start with the lowest gear first. Gradually increase with habit. Perfect Improvement: Improves double chin and prevents sagging cheeks. The V-belt makes the face smaller and smoother. It takes 4-5 weeks to see visible results. Note: When the product is not working, it needs to be charged. The battery can be replaced when the remote control is not working. Satisfaction Guarantee: We strive to provide you with high-quality products and the best customer experience. If you have any questions about this product, please do not hesitate to contact us, we will reply to you within 24 hours.