Replacement GPS Navigator Battery for: Garmin Nuvi 2539LM 2539LMT 2559LM 2559LMT 2589LMT 2597LMT 2599LMT 2599LMT HD,010-01187-01, AI32AI32FA14Y 100% Compatible with original battery; 180 days warranty Capacity: 1000mAh; Nominal Voltage: 3.7V Battery Type: Li-ion Polymer battery; Safe and reliable battery certified by UL, CE, UN38.3, RoHS Over 300 times cycle life; Long working time