Feature

Lightweight, clip-on GPS sensor for measuring speed and distance
Records accurate GPS positioning data
Ultra light and easy to wear with a light GPS clip
Rechargeable battery included; 20 hour battery life per charge
Compatible with Polar CS600X, RS800CX, RCX3, and RCX5 training computer models
Brand : Polar
Item model num : 91039781
MPN(PartNumber) : 0725882017747
EAN : 0725882549477
Product Dimensions(LxWxH) : 4x2x7cm ; 181 g
Package Dimensions(LxWxH) : 18x10x5cm ; 181 g