Motorola PMNN4543
The Motorola PMNN4543 lithium ion battery that has 2450mAh and an IP rating of 68.
The PMNN4543 fits these Motorola portables:
XPR3300, XPR3500, XPR7350, XPR7380, XPR7550, XPR7580, APX900, APX1000, APX3000, APX4000, DEP550E, DEP570E, DGP5050E, DGP5550E, DGP8050E, DGP8550E, DP2400E, DP2600E, DP4801E, XIRP6600I, XIRP6620I, XIRP8600I, XIRP8608I, XIRP8628I, XIRP8660I and XIRP8668I
*Motorola offers a 1 year warranty on this battery.