Synergy Digital Cell Phone Battery, Compatiable with GreatCall Cell Phone Battery (3.7V, Li-ion, 800mAh)Specifications:Compatible with GreatCall Cell Phone(s): Jitterbug PlusCompatible with MetroPCS Cell Phone(s): Chrono 2, SCH-R270, SCH-R270U, AB463446BA, AB553446BAB/STD, BSTDAB553446BACompatible with Samsung Cell Phone(s): SCH-R250, Contour, SCH-R430, SCH-U520, SCH-U420, Nimbus, Stride, TwoStep R470, AB463446BA, AB463446BABSTD, AB553446BA, AB553446BAB/STD, SCH-R210 Spex, SCH-R220ZRBDYN, SCH-R335c, SGH-197, SGH-T255g, SHG-A107, SGH-T330, SGH-T340G, ENTRO, SPH-M270, Factor SPH-M260, Jitterbug 5, SCH-R270U, Specifications, SCH-R260, SCH-R300, SCH-R330, SCH-R400, Byline R310, JetSet SCH-R550, Chrono R261, Factor M260, SGH-T255, Jitterbug Plus, R430 MyShot, SPH-M610, MyShot R430, JetSet R550, Myshot 2 R460, Spex R210, Axle R311, SPH-M510, SGH-D507, SPH-M250, SPH-M500, i320, SPH-M260, STUNT, TwoStep, SPH-M370, SCH-R460, SCH-R220, SGH-T105g, SGH-T201G, SGH-T301G, SPEX, SPH-A303, SPH-A503, SCH-R211, SCH-R310, SCH-R311, SCH-R470, SCH-R550, SGH-T101G, AXLE, BYLINE, JETSET, MYSHOT, SCH-R100, SCH-R210, SPH-M360, Chrono 2, SCH-R270, Chrono, SCH-R261, SPH-M400, SGH-T609, SGH-T619, SPH-A420, SPH-A580, SPH-M320, SPH-M240, SGH-T119, SGH-T219, SGH-T329, SGH-A837, SGH-D347, SGH-D407, SGH-T249, SGH-T259, SGH-T109, SGH-T139, SGH-T239, SGH-T429, SGH-A107, SGH-A137, SGH-A167, SGH-A226, SGH-A227, SGH-A197Compatible with USCellular Cell Phone(s): Chrono, Chrono 2, SCH-R220, SCH-R260, SCH-R270, SCH-R270U, Specifications, AB463446BA, AB553446BAB/STD, BSTDAB553446BA