Frequently bought together:
Description
1. Rated voltage: 5V
2. Rated power: 0.4W
3. Net weight: 80g
4. Battery capacity: 360 mAh
5. Life time: 15 days after charging for 1 hour
6. Japanese word buckle adjustment, high elastic elastic band, suitable for different body types; light and comfortable, invisible inner wear
7. Gravity sensor chip, the body bending angle exceeds 25 degrees, immediately vibrate to remind
8. Open shoulders and straight back, correct sitting posture, protect eyesight