... -discharge. Over 10 years shelf life at room temperature. 3, Wide temperature range 4, Li-FeS2 button battery can ... ensure the mass production of Li-FeS2 button battery.Application:Digital calipers, calculators, DV, electronic clocks, medical equipment, electronic dictionaries, ... VS SR44Rated voltage 1.5V 1.55VShelf life 10 years 3 yearsTemperature -25~70oC -10~60oCEnergy density 180mAh 165mAhWeight 1 ...