Duracell Ultra AAA 4-pack

This AAA Duracell Ultra pack contains four of Duracell's most durable batteries. And now, with the new High-Density Core, they will last even longer.
Each battery features Powercheck - an integrated power control function that lets you see how much power remains in your battery so you can get the most of it and never throw away a battery that's not completely empty.
The DURALOCK Power Preserve technology means you can store your batteries for up to 10 years.

DURACELL has been at the forefront of battery energy innovation for nearly 50 years. It will always offer you the longest-lasting battery for every device or toy.  

Specifications:

Battery type: AAA battery
Voltage: 1.5V
Number of batteries: 4
Shelf life 10 years
DURALOCK technology
Powercheck technology