This Bluetooth/ANT+ Chest HR Monitor Strap by CooSpo is a high-quality heart rate monitor with a CR2032 pod for reliable performance. The strap is made of durable nylon and plastic materials, ensuring a comfortable fit on the torso for accurate heart rate measurements. It features ECG heart rate monitoring, smartphone compatibility, and data review capabilities, making it a convenient tool for gym and training activities. With a battery life of more than 7 days, this chest strap monitor is a practical and efficient choice for fitness enthusiasts looking to track their heart rate accurately.