1. Weight: 0.3 kg
2. Dimensions: 18.7 x 21 cm
3. Power supply method: USB charging
4. Applicable parts: neck
5. Massage techniques: flapping, massage, tapping, kneading
6. Physiotherapy method: pulse technology
7. Features: high toughness elastic arm, skin-friendly soft silicone inner wall pad, TENS pulse technology
8. Battery capacity: 600 mah