CELL BUTTON S OXIDE 1.55V 319; Battery Voltage:1.55V; Battery Size Code:SR64; Battery Technology:Silver Oxide; Battery Capacity:21mAh; Battery Terminals:Flat Top; External Diameter:5.8mm; External Height:2.7mm; External Width:-; External Depth:-; Weight:0.29g; Battery IEC Code:SR527SW; Battery NEDA Code:-; Product Range:-; SVHC:No SVHC (15-Jan-2018)