1. Weight: 0.5 kg 2. Dimensions: 14 x 13.5 x 4.5 cm 3. Rated voltage: 5 v 4. Rated power: 5 w 5. Power supply method: Charging USB charging, 2 AAA batteries (battery purchase required) 6. Applicable parts: neck 7. Massage techniques: finger pressure, tapping, tapping, kneading, massage 8. Precautions: Before using the product, please wipe the skin with a wet towel. After moistening the skin, use the product after wearing
