Mini cell V389 183284 Varta's mini cells provide energy for f.inst. pocket calculators, cameras, watches, car alarms and electronic games and works also as a back-up battery in DVD-players and video maschines. Specifications: Type: V389 / SR54 Chemical system: silver oxide Voltage: 1,55 volt Capacity: 85 mAh Package: 1 pcs Diameter: 11,6 mm Height: 3,05 mm