2500mAh Xtra-Hi-Capacity Battery Upgrade for Tivoli PAL iPAL Radio (MA-1, MA-2, MA-3 compatible) Ni-MH, 7.2v, 2500 mAh for super-long run-time - perfect upgrade from MA-1, MA-2 & MA-3 batteries. Please note that is a 2-WIRE battery - if you need a 3-wire (MA-4 compatible) battery please see our other listing or send an email. Includes charging instructions and simple tips (for best performance and longest life) printed right on the back label. Includes a thermal fuse for overcharge/explosion protection (make sure you have this!) You will be amazed at and delighted by how long your PAL plays between charges!