Heart Rate Monitor Chest Strap Bluetooth 4.0 Belt Fitness Smart Sensor Waterproof Equipment for Gym Outdoor Sports

Overview Product features One-to-one ANT+ and Bluetooth 4.0 heart rate transmitter belt, the chest strap is removable and washable, a product with R-value Transmit heart rate value at 2.4G frequency, theoretical distance is 10m, with RR value Accuracy: +5% or -5% (depending on the tester) Specifications: Product name: One-to-one ANT+ and Bluetooth 4.0 wireless heart rate transmitter chest strap Output mode and material: frequency 2.4G wireless transmission, material: ABS, TPU, nylon Batter