Description Features: 1. Neck beauty device designed for use on the neck to help lift and firm the skin, reduce facial wrinkles, fine lines, and neck lines, promoting a more defined, elegant neck appearance. 2. Multi-functional skincare technology combining color light therapy, vibration, deep cleansing, nourishing infusion, positive and negative ion therapy, and 45C constant temperature heat compression to support smooth and firm skin. 3. Offers three operating modes and three intensity levels to help stimulate blood circulation, support collagen production, refine pores, and revitalize the skin. 4. Dolphin-inspired ergonomic design with a 160 contour that follows the natural curve of the neck for enhanced contact and coverage. 5. Utilizes positive and negative ion technology to assist in delivering nutrients into the skin, enhancing absorption when used with neck creams or masks. Specifications: Color: White Charging Voltage: DC5V Charging Current: 0.5A Battery: 3.7V/500mAh Charging Time: 2 hours Product Dimensions: 160 x 88 x 36 mm Auto Power-Off: After 10 minutes of inactivity Rated Input Power: 2.5W Rated Output Voltage: 2.32.8V Rated Input Voltage: 5V Working Voltage: 2.5V4.2V Working Current: 11mA280mA Charging Voltage: 5V Charging Current: 500mA Frequency: 20kHz Package Included: 1 x Neck Beauty Device Note: 1. Due to differences in monitors and lighting effects, the actual item color may vary slightly from the images shown. Thank you. 2. Please allow 13mm measurement deviation due to manual measurement.