1. Material: ABS+ elastic band
2. One key to open
3. Gear position: 2 gears
4. Massage principle: magnetic
5. Power supply mode: USB
6. Control method: push-button
7. Charging time: 1-2 hours
8. Decompress sleep, soothe and relax
9. Charging output interface: standard V8 interface
10. Use time: about 20 times, 15 minutes/time
11. Built-in battery specification: 200mAh/3.7V
12. Three modes, sleep mode, massage mode, acupuncture mode
13. Size: 14.5x3.5cm
14. Net weight: 52g