MaximalPower RB MOT NTN 8299AR(JP) 7.5V 4000 mAh Ni-MH Black and Sanyo Cell 2 Way Radio Battery for Motorola MTP-300, XTS-3000/3500/5000 Manufactured with Sanyo battery cells, the best cells in the world! Built to perform under all adverse conditions such as extreme heat, cold, shock, motion, etc. 100% compatible to manufacturer specifications.