What is the difference between Varta battery Blue and Yellow labels?

[Adaline]

Varta battery Blue and Yellow labels differ in the following aspects: 1. Warranty period: The Blue label comes with a warranty of one and a half years, while the Yellow label offers a two-year warranty. 2. Performance: The Blue label features grid plates with efficient conductivity and corrosion resistance; the Yellow label boasts robust performance and durability. Varta is a renowned European automotive battery brand that provides a variety of battery products suitable for different vehicle types, including conventional cars, start-stop vehicles, hybrid and electric vehicles, all of which can utilize Varta's lead-acid batteries. A battery consists of two different conductive materials and an electrolyte, capable of storing and releasing electrical energy through a series of electrochemical reactions. The primary function of an automotive battery is to supply power to the engine ignition system and other electronic devices during engine startup. Additionally, when the engine is not running or is idling, the battery can power the vehicle's electrical equipment for a certain period.