詳細規格及用途描述

*ECG accurate heart rate detection
*Sweat-discharging functionality
*Unique hidden transmitter
*Reduce allergic problems
*Fabric material with Comfort & snug design
*Convex electrode areas for the best detection
*Compatible with most heart rate monitors
*Changeable battery, Lithium battery CR2016 included
*Long time wearing
*Low power consumption
*Latex free elastic strap