LEAP PC2008 Waterproof Heart Rate Monitor Digital Chronograph Running Series Stopwatch and Daily Alarm Wrist Watch (No Chest Strap Sports Equipment) Stopwatch and Daily Alarm Imports of High-capacity Lithium Battery Home Time(12/24 Hour Format)Surements with 1/100 sec Exercise Intensity Control by Pulse Rate Char Packing Content:1 * Heart Rate Monitor Digital Wrist Chronograph