SIZE LR54 Alkaline Manganese Dioxide Battery SPECIFICATIONS Minimum No Load Voltage: 1.53 V Minimum On Load Voltage: 1.4V on 500Ohms at 300 Minimum Life 340 H 15k Ohms Hr/Day 1.2 V Rated Capacity 42 mAh on 15kOhms to .8V Volume .32 cm3 Weight 1.2g Physical Size in mm Height/Length Width/Diameter Depth Max 3.05 11.6 Min 2.75 11.25 Current at 1.25V Typical Discharge Characteristics Ω 470 1k 470 Ω mA 2.66 1.25 1k Ω Hours of Service at 20 ° C Current at 1.3V Ω mA 4.7k 0.28 15k 0.087 4.7k Ω 15k Ω Hours of Service at 20 ° C Issue 9K To be read in conjunction with the General Information module In line with its continuing development program, Duracell reserves the right to alter specifications without prior notice