iGPSPORT HR50 Chest Heart Rate Monitor Fitness Running Sport Heart Rate Sensor for Cycling Running Gym IPX7 Waterproof

High-concerned chemical：None Automatic sleep：N Waterproof Level：IPX7 Model Number：HR50 Brand Name：iGPSPORT Origin：Mainland China Certification：CE,FCC,RoHS Color：Black Battery：CR2032(included one) Battery Life：about 365 hours Chest Strap Length：65-95cm(25.6" to 37.4") Heart Rate Range：30-240BPM Waterproof：IPX7 Wireless transmission：BLE, ANT+ Feature 1：chest heart rate monitor Feature 2：chest heart rate sensor

High-concerned chemical: None Automatic sleep: N Waterproof Level: IPX7 Model Number: HR50 Brand Name: iGPSPORT Origin: Mainland China Certification: CE,FCC,RoHS Color: Black Battery: CR2032(included one) Battery Life: about 365 hours Chest Strap Length: 65-95cm(25.6" to 37.4") Heart Rate Range: 30-240BPM Waterproof: IPX7 Wireless transmission: BLE, ANT+ Feature 1: chest heart rate monitor Feature 2: chest heart rate sensor