Eforcity Replacement Li-Ion Slim Battery for Motorola ROKR E1 / C343 / C353 /... Replacement Battery for Motorola Rokr E1, E398, E550, E680, E680i, P280, P270, V60, V180, V220, V300, V400, V500, V501, V505, V525, V535, V547, V600, V600i, V620, V635 Nextel i90 / i90c / i95 / i95cl / i99cl / i88s / i85 / i85s / i60 / i60c / i50 / i50sx / i730 / i733 / i860 / i530 / 2004 NASCAR NEXTEL Cup Series Driver Phones / 2004 NASCAR NEXTEL Cup Series Phones Compatible Part Numbers: SNN5683 Battery Type: Li-Ion. Volts/AmpH: 3.7V 750mAh Operation Time - All talk and standby times are approximate. Battery performance depends on network configuration, signal strength, operating temperature, features selected, and voice, data and other application usage pattern.