With dependable starts, power for multiple electronics, and the latest in technology, your local AutoZone store has the right battery to fit your needs. Plus, you be sure of your repair with free …

When a battery is connected to an external electric load, those negatively charged electrons flow through the circuit and reach the positive terminal, thus causing a redox reaction by attracting …

Power your household devices and battery-operated appliances with our vast selection of alkaline batteries. Find traditional sizes, like AA, AAA, C, D, and 9 volt, as well as unique, harder-to …

Dec 12, 2025 · Batteries are divided into two general groups: (1) primary batteries and (2) secondary, or storage, batteries. Primary batteries are designed to be used until the voltage is …

Buy affordable replacement batteries online from trusted experts. Our battery store carries car, motorcycle & marine batteries with fast shipping.

Once charged, the battery can be disconnected from the circuit to store the chemical potential energy for later use as electricity. Batteries were invented in 1800, but their complex chemical …

Historically, the word "battery" was used to describe a "series of similar objects grouped together to perform a function," as in a battery of artillery. In 1749, Benjamin Franklin first used the term …

Shop for the best Batteries for your vehicle, and you can place your order online and pick up for free at your local O'Reilly Auto Parts.

Shop high-performance batteries at Continental Battery Systems—automotive, marine deep-cycle, solar storage, RV & golf cart, and industrial backup power. Free shipping & expert support.

Get a new car battery to keep your car working right. We offer Same Day Pickup in our stores, or get Next Day Delivery on qualifying purchases.