1, ER14505 battery 2, 2400mAh 3, AA SIZE 3.6V 4, UL, CE, SGS Specification:1International Standard:ER145052International Standard:AA3Rated Boltage(V):3.6v4Rated Capacity(mAh):2400mAh5SIze(mm max.):Φ14.5x50.56Weight(g):20g7Operating temperature:-40 to +80 dgree celsius 3.6v 2400mAh lithium battery AA ER14505