Charging method: USB, built-in 500mAh battery Package includes: charging cable, user manual Product dimensions: 89 x 47 x 120 mm Features: - Green light (CLEAN): low-intensity vibration, brightening mode (no heat), helps clear deep pores of impurities and reduce pore appearance - Red light (EMS): medium-intensity vibration, care mode (no heat), helps deliver skincare products into the skin, enhances skin vitality, supports skin renewal and brightening, helps reduce the appearance of fine lines - Blue light: high-frequency vibration, warm moisturizing mode (with heat), provides warming massage to promote circulation, helps lift and tighten skin, improves elasticity How to use: 1. Cleanse face and neck. 2. Apply a suitable amount of skincare product to face and neck. 3. Select desired mode. 4. Begin at the base of the neck, slowly move the device upward along the jawline to the chin and forehead. 5. Recommended for 15 minutes of daily use during skincare routine. Ergonomic dolphin-tail design for comfortable grip and natural contouring to neck and facial lines. Helps improve skin texture, promote circulation, and support firm, lifted appearance. Gentle warming action and massage help deliver skincare benefits and support overall skin health.