Magene H64 / H303
Works with SENOS- Type
- Chest strap (ECG)
- Works with SENOS + your watch?
- 1 BLE + ANT+ (H303 dual-mode)
- Battery
- CR2032 replaceable — ~1 yr
- Approx. price
- $25–40
✅ Compatible — ONE BLE device
Last checked: July 2026
✅ Compatible — ONE BLE device