Compatible ANT & Bluetooth 2 data copies for 1 workout, recording via ANT ™ device and Bluetooth App at the same time, with stable transmission. ANT ™: Magene, Wahoo, IGPSPORT, Bryton, Black Bird Bluetooth: Zwift, Onelap, Strava, Kinomap, Wahoo Fitness, TrainerRoad, Rouvy, Fulgaz, Nike Run Clus, Openrider, Elite HRV, Selfloops HRV Note: The red light indicates that the monitor is ready to use Specifications: Dimensions 62.3*35.1*11.5mm Chest Strap Length 4-86cm (±2cm) Chest Strap Type Split Chest Strap Waterproof Grade IP67 Battery Life CR2032*1 Wireless Protocol Bluetooth 4.2, ANT ™ HR Unit BPM HR Accuracy ±1 BPM HR Range 30-240 BPM Weight 16g for heart rate monitor, 30±1g for the chest strap Product Name H603
