COROS APEX 4 (46mm) GPS Watch + COROS Heart Rate Monitor
COROS Heart Rate Monitor, Comfort, Easy to wear, Auto-wear Detection, Advanced Sensor, Precise Data, Bluetooth, 80 Days Battery Life, Connects up to 3 devices at once, for Run and Bike-Grey
COROS Heart Rate Monitor, Comfort, Easy to wear, Auto-wear Detection, Precise Data, Bluetooth, 38 Hours Battery Life, Connects up to 3 devices at once, for Run and Bike-with Orange Band
COROS Heart Rate Monitor, Comfort, Easy to wear, Auto-wear Detection, Precise Data, Bluetooth, 38 Hours Battery Life, Connects up to 3 devices at once, for Run and Bike with Lime Band
COROS Heart Rate Monitor, Comfort, Easy to wear, Auto-wear Detection, Advanced Sensor, Precise Data, Bluetooth, 38 Hours Battery Life, Up to 3 simultaneous connections(Jakob）
Adjustable Heart Rate Monitor Chest Strap Replacement Elastic Soft Nylon Strap Spandex Belt Compatible for MZ Heart Rate Monitor Sensor Sports Wireless Heart Rate Monitor
