1. LCD HD counting
2. Press the button to set the smart counting of sports mileage
3. Silent bearing, no whistle when turning
4. Corrugated handle, strong sense of rhythm
5. Chip optimization, high accuracy counting mode
6. Two-way sensor chip, accurate counting for both left and right hands
7. Long rope type: Rope length: 2.8M, Net weight: 170 grams
8. Dual-purpose models: rope length: cordless ball length 26cm diameter 3.5cm, net weight: 210 grams
9. Weighted version: Rope length: Cordless ball length 26cm diameter 3.5cm, net weight: 350 grams
10. Power supply: built-in button battery