Manufacturer: MPD (Memory Protection Devices • RoHS/pb-free: RoHS Pb-free • Battery Cell Size: Coin 24mm • Number of Cells: 1 • Size / Dimension: 1.00" L x 1.00" W x 0.12" H (25.4mm x 25.4mm x 3mm) • Termination Style: Surface Mount (SMD,SMT) • Other PartNo: BK-886-CT