Product basic info Primary colours: Grey Primary detailed colours: Metallic silver Diameter unit: 9.5 mm Depth unit: 1.6 mm Weight unit: 0.5 g Physical properties Number of pieces: 1 Technical data Battery capacity: 23 mAh Battery system: Ag Power supply Battery voltage rating: 1.55 V Battery composition: Silver-Oxide Battery IEC size: SR68 (LR916, SR916, SR916SW, 373) (EN)