On Order Harmon Kardon Gps, Navigator Battery Li-Polymer Battery fits Harmon Kardon, Gps-500 3.7V, 1500mAh CS-HMK500SL $28.63 The batteries we supply are high quality generic replacements for the original equipment manufacturer batteries, we have had so many satisfied customers using these batteries as an economical alternative to the original manufacturers battery. Battery selection is confusing. Leave the selection stress to the experts if you are really not sure. We can be... Add to cart