Heart Rate Monitor Chest Strap HRM828 | ROCKBROS
The ROCKBROS HRM828 heart rate monitor chest strap uses both Bluetooth 4.0 and ANT+ protocols, making it compatible with smartphones, indoor trainers, sports watches, bike computers, and most fitness apps. The ultra-light 12g sensor features a five-zone LED display and records accurate real-time heart rate data, with a battery life of up to 50 hours from a fully charged detachable magnetic charger. Rated IP67 waterproof, it automatically powers on when worn and enters standby when removed.
- Dual connectivity: Bluetooth 4.0 and ANT+ — compatible with smartphones, indoor trainers, treadmills, sports watches, bike computers, and fitness apps
- 5-zone LED heart rate zone indicator for real-time training feedback
- Sensor weight: 12g; width: 10.4 mm; sensor dimensions: 59.5 × 27 × 10.4 mm
- Battery life: up to 50 hours; detachable magnetic USB charging design
- IP67 waterproof — protected against sweat and rain
- Auto power-on when worn; auto standby when removed
- Custom heart rate alert configurable via HEARTOOL app (deactivated by default)
- Material: PC + ABS; colour: Black
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