You always need them when you don’t have them — so grab your batteries, power banks and car jump starters now.

Duracell alleges the sole basis for Energizer’s 10% claim is a comparison of AA batteries from the two brands under one industry standard, but the performance is also measured by other standards.

Duracell alleges the sole basis for Energizer’s 10% claim is a comparison of AA batteries from the two brands under one industry standard, but the performance is also measured by other standards.

(CNN) – Duracell is suing Energizer, accusing the rival battery maker of running a deceptive advertising campaign. In its lawsuit, Duracell alleges Energizer’s new ad campaign falsely states its ...