Li-Ion High Capacity Replacement Battery for the Motorola RM Series, 3.7 Volt, 2500 mAh. Fits: RMM2050 / RMU2080 / RMU2040 / RMU2043 / RMU2080D / RMV2080 / XT420 / XT460 Light Weight High Capacity Li-Ion Chemistry Longer Life, Longest Run Time Replacement Battery for RMM2050 / RMU2080 / RMU2040 / RMU2043 / RMU2080D / RMV2080 / XT420 / XT460 Normally Ships next day, 5 days max. Our Best Seller for the Motorola RMM2050 / RMU2080 / RMU2040 / RMU2043 / RMU2080D / RMV2080 / XT420 / XT460