BP20R 20AAAAH3BMX 35AAAH3BMX Battery for Dogtra 175NCP, 180NCP, 200NCP Gold, 202NCP Gold, 210NCP, 280NCP, 282NCP, 22000NCP, 300M, 302M, 7000M, 7002M, eF-3000, R302M, YS-200, YS500 Dog Collar Receivers Replacement for the following battery models: BP20R, BP-20R, DC-20, 3SN-2/3AAAA20H-S-AX1, 20AAAAH3BMX & 35AAAH3BMX,. Compatible with the following Dogtra dog collar receivers models: 175NCP, 180NCP, 200NCP, 202NCP, 210NCP, 280NCP, 282NCP, 300M, 302M, 7000M, 7002M, EF-3000, R302M, YS-200 & YS-500. 3.6V 210mAh Ni-MH Battery 1 Year Replacement Warranty MPF Products is a Registered Trademark.