MS621FE FL11E, 3V lithium rechargeable button cell battery - Original Japan brand battery - Small size battery - In stock MS621FE FL11E, 3V lithium rechargeable button cell battery- Original Japan brand battery- Small size battery- In stock Model: MS621FE FL11EVoltage: 3VDimension: 6.8x2.1mm Weight: 0.23g MS621FE FL11E, 3V lithium rechargeable button cell battery