Alkaline rechargeable battery AA,AAA: Size: AA,AAA Open circuit voltage:1.5V Expected capacity: 30mA to 0.9V, 2300mA 125mA to 0.9V, 2000mA 500mA to 0.8V,1500mA Charging (Puise, taper): (1.65+0.03)V--(1.65-0.03)V Max. charge Current, 1A Short-circuit current:15A Dimensions:49.9*14.5mm Average weight:21G Operating temperature:-20c---+60c Shelf life :up to 7 years Cycle life: up to 60 times