Extra Heavy Duty AA Battery Cells - 4 Pcs | WBM World

Multipurpose Cabron Zinc batteries designed to use with everyday products. Unlike other brands, W world extra heavy duty batteries are long life, low cost, and safe to use to provide economic power for low drain devices.  

Instructions:
Don’t mix new and used batteries, different chemistries, or brands that may explode, leak, and cause damage.