Orange theory beat flex Heart rate monitor (2❗️)

2 available❗️ both used (one in box and one without) comes with charging cords and extra strap. Used for 1 month. Breathable" neoprene armband design means greater comfort and ease of use. Comes with both a large and small armband. Additional armband colors available for purchase. This heart rate monitor armband has been hailed as the best heart rate monitor available today. This revolutionary exercise and fitness tool accurately monitors heart rate allowing you to maximize your workouts.