smavco bundle AE602048P6H, BP74T2 Battery for Dogtra 2300NCP, 2302NCP, 2302NCP Advance Transmitter, 310-354-0101, 3500-NCP Super-X Plus Flat Micro USB Cable, 500mAh Capacity: 500mAh/3.7Wh Dimension: 48.00 x 22.50 x 12.00 mm Compatible Part no.: AE562438P6H, AE602048P6H, BP74T2 Compatible Models: Dogtra Transmitter 2300NCP, 2302NCP (Refer Description for complete list)