Heavy Duty AA Battery

The"VINNIC" Extra Heavy Duty battery utilizes manganese dioxide
 for the positive material, zinc for the negative material.
The Vinnic Extra Heavy Duty batteries deliver top performance
 and excellent durability in general application.

Vinnic is considered to be at the forefront of addressing potential
 environmental concerns in the battery industry. 
The improved mercury-free Green Pack batteries are a leader
in response to environmental concerns.