One 4LR44 battery.
These batteries are used to power cameras like the Canon AE-1, AE-1P, AT-1, AV-1, Nikkormat EL, Pentax 67, Bronica ETR(Si), Mamiya RZ67, Mamiya RB67 and more.
All batteries we stock are tested beforehand to make sure they will give your camera the best performances.
Price per piece.
Brand may vary.