The world's first interchangeable exercise tracker for the gym, outdoors or in water. Monitor your heart rate on your chest, arm or wrist. Myzone is an innovative wearable heart rate based system that accurately and conveniently monitors physical activity. It is useful for anyone who wants a gamified and motivating wearable that monitors heart rate, calories and time exercising in real time and converts that into Myzone Effort Points (MEPs). Non-member's price for purchases to people whom are not members of BFFA's Warrior Fitness. Simply become a member of BFFA's Warrior Fitness by purchasing and paying for a membership to receive 50% discount or purchase price of MOP540.