Durastart's 9-volt batteries deliver high performance power with a 100% satisfaction guarantee. Perfect for gaming controllers, remotes, clocks, kids toys, portable speakers and more, these Durastart ultra alkaline batteries are made with a mercury-free formula for safety and environmental friendliness. Whether you’re powering your favorite gadgets or ensuring household devices stay up and running, the four batteries included in this package provide both dependable and long-lasting power when you need it most.

WARNING! Do not dispose of in fire, recharge, put in backwards, disassemble, mix with used or other battery types – may explode or leak and cause personal injury.