HY38 EMS Micro-Current Constant Temperature Neck Beauty Instrument Facial Introduction Device Features: 1. Neck beauty device, can be used on both the neck and face. It can effectively lift and tighten the skin, reduce facial wrinkles, fine lines and neck lines, and create a swan neck for you. 2. Multi-effect skin care: colored light skin rejuvenation + sonic vibration + deep cleansing + nourishment introduction + positive and negative ions + 45 constant temperature hot compress to make the skin smooth and firm. 3. Four modes, three intensity adjustments, accelerate blood circulation, promote collagen production, dredge meridians, shrink pores, and rejuvenate skin. 4. Dolphin bionic design, 160 around the neck, fully fits the neck curve, and can deeply contact the neck skin. 5. Efficiently introduce positive and negative ion nutrients to improve the absorption efficiency of nutrients by the skin. Use it together with neck cream and neck mask to double the effect. 6. Blue light mode: suppresses acne and cleanses the skin, shrinks pores; red light mode: accelerates circulation, revitalizes and rejuvenates skin, and lightens pigmentation; purple light mode: improves cell oxidation alternation, calms the skin, balances and tightens it. Product parameters: 1. Material: ABS 2. Rated voltage: 3.7V 3. Rated current: 500MA 4. Rated power: 2W 5. Built-in battery capacity: 450 mAh 6. Power input: 5V1A USB charging 7. Product size: 14 x 9 x 3.8 cm 8. Product net weight: 85 grams Packing list: -Neck beauty device x 1 -USB charging cable x 1 -Manual x 1