1. Material: 304, ABS, electronic components
2. Massage methods: tapping, massage, acupressure
3. Rated voltage: 3.7V
4. Rated power: 3W
5. Rated time: 15 minutes
6. Built-in battery: 800 mA lithium battery
7. Number of massage heads: 4
8. Dimensions: 14 x 14.5 x 8 cm
9. Four massage heads, the massage area is wider
10. One key switch, simple operation
11. 4D floating massage head, comfortable massage