Dogtra - IQ Remote Dog Trainer Collar Receiver Battery Replacement
HQRP Battery compatible with Dogtra 3500-NCP Super-X, 3502-NCP Super-X, 2502-T&B Remote Controlled Dog Training Collar Receiver plus Coaster - Newegg.com
Dogtra 2700 T&B Training and Beeper Collar
Dogtra 2500 T&B | Northland Dog Supply
Amazon.com: Battery Replacement for DOGTRA 2500B Transmitter, 2500T Transmitter, 2500T&B Transmitter, 2500TX Transmitter, 2502 T&B 1 Mile, 2502B Transmitter, 2502T Transmitter, 2502T&B Transmitter Part NO BP74T : Electronics
Dogtra 3502 NCP Super-X - Training collars - Electric-Collars.com