Anti-leaking tight seal design and date coded freshness, holds the power in for up to 10-years until it is needed.
Batteries AA size can be used in temperatures as low as -4°F degrees or as high as 129°F degrees.
Date coded 10 year shelf life – Tenergy’s long lasting AA battery has 10 years shelf life for trustworthy backup energy, so there will be power when needed most. All of Tenergy’s 1.5V AA batteries have been date coded to freshness.
These are one time use disposable batteries AA. Please DO NOT recharge these AA batteries.