Motorola 53964, NNTN4655B High Capacity Li-ion Rechargeable Battery
Have a spare Motorola battery ready for when you need it. Rechargeable battery provides up to 19 hours of battery life per full charge. (Based on 5–5–90 Duty Cycle) for the DTR series digital radios
12 Month Warranty
Compatible with DTR410, DTR550, DTR650, and many Nextel cell phones