Are button batteries AG33 and LR44 the same battery?
1. It is
the same battery. AG33 battery is also called LR44 battery. It is an
alkaline zinc-manganese button battery. Its parameters are as follows:
● Battery type: AG33/LR44
● Standard voltage: 1.5V;
● Termination voltage: 0.9V
● Rated capacity: 160(mAh)
● Battery size: Φ11.6×5.4(mm)
● Working temperature: -10℃-+60℃;
● Storage temperature: -10℃-+45℃
● Chemical composition: Zn( -) / MnO2 (C) (+) [zinc-manganese dioxide primary battery]
2.
Button batteries are marked differently in different countries, so the
names are different, but the battery parameters are the same. Other
names of AG33 are LR44, 357, SR44, A76, LR1154.