Power-Sonic Products,Power-Sonic - Total Battery,Amazon.com : HQRP Transmitter Battery Compatible with Dt-Systems Super Trainer EZT 2000, EZT 2002, EZT 2003, EZT 3000, EZT 3002 Dog Training Collar ,Mizuno GX Sonic 6 Compression Release Kneeskin 9018-BLK/CHERRY / 25,404KB