The Rhythm Tronic Watch is a valuable tool to assist you handle your physical effort degrees. Your efficiency limits are constantly kept track of; unsafe over-exertion is avoided. Description: Wireless transmission for total liberty of activity; Accurate tracking of performance when exercising; Rhythm measuring range of 30-240 beats/min; Audible alarm when going beyond dangerous limits; Show of calories burned, time and also quit watch feature; Water immune. Materials: * Pulse Tronic Watch; * Lugging Pouch; * Upper body Electrode with Transmitter; Elastic band; Bike Adapter;.