Our packs are built with (4) Energizer 357 Silver Oxide cells.
This 6-volt alkaline battery is primarily used to power photo equipment, glucometers, and medical equipment. Compatible with some electronic dog collars.
Slightly shorter replacement for PX28A, and PX28L (4LR44) batteries. Rated Capacity: 165mAh Will last more than 15% longer than the alkaline counterpart.
Dimensions: 21mm (0.83") L