The Polar T34 Exercise Heart Rate Monitor is a medium-sized device designed for wireless transmission of heart rate data. It features a chest strap for accurate monitoring of heart rate, making it ideal for gym and training activities. The black color and lightweight design (2.1 ounces) make it suitable for both indoor and outdoor use, while the body area focus on the torso ensures a comfortable fit during exercise. With a 12-monitor width and 24" chest strap length, this heart rate monitor provides reliable and convenient tracking for fitness enthusiasts.

Pre-owned, but was not used. Came with the treadmill. Will transmit to your compatible exercise devise.