Battery Upgrade for Educator ET-300, PE-900, PE-903, BL-100, BP-37TR, and BP-504 Dog Collar Receivers

Replacement battery pack for the Educator ET-300, PE-900, PE-903, BL-100, BP-37TR, and BP-504 Dog Collar Receivers. Lithium-Polymer rechargeable pack, 3.7 Volt,  made with Japanese power cells which are proven to be the highest performing cells in the industry.  This equals to longer battery life per charge AND more charge cycles for the life span of the battery.  Replaces the Educator battery part numbers PL-711828 and PL-711828N. No longer worry about your E-Collar's battery life!  Upgrade with Artisan Power.