Ultralife Batteries
As a world leader in the manufacture of military, medical and commercial backup electronics, Ultralife has over 20 years’ experience in the development of lithium batteries. Their experience in building to military specifications allows them to create high-end, extremely high capacity cells that are among the most rugged and reliable available.
This manufacturer offers a limited line of consumer batteries, most notably their 10-year 9V lithium battery for use in smoke detectors and similar appliances.