1. Material: ABS
2. Embedded chip
3. Stable and not floating
4. Rope length: 3m
5. Rope length can be adjusted
6. Automatic screen count
7. Chinese-English bilingual smart broadcast
8. You can set the target number of laps and exercise duration
9. The large screen displays four modes of weight/laps/time/calories, and the counting is clear and clear
10. Micro USB interface for charging, built-in 300 mAh 602530 lithium battery with protection board
