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 appearance of enlarged pores - Red light (EMS): medium-intensity vibration, care mode (no heat), helps deliver skincare products into the skin, supports skin renewal, improves radiance, and reduces the appearance of fine lines - Blue light (HOT): high-frequency vibration, warming moisturizing mode (with heat), provides warming massage to help promote circulation, lift and firm the skin, and improve 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, gently moving the device upward along the jawline to the chin and forehead. 5. Recommended for 15 minutes of daily use during skincare routine. Designed with a dolphin-tail shape for ergonomic comfort. Contoured to fit the neck and facial lines. Helps improve skin texture, support pore appearance reduction, and promote a more even, refreshed complexion.