Check the listing for details. Energizer 9V Batteries, Max 9 Volt Battery Premium Alkaline, 8 Count. Condition: New. Listed at 21.56 USD. Long-lasting power and innovation is what the Energizer MAX family is all about. Energizer 9 Volt batteries hold power for up to 5 years while in storage, so you have power when you need it most. When it comes to toys, digital cameras, and other valuable devices, you can feel confident knowing you have the long-lasting power and protection you expect from Energizer.8 Pack of Energizer MAX Alkaline 9V BatteriesOur long lasting MAX 9 Volt batteries power everyday devices like toys, flashlights, clocks, remotes, and moreHolds power up to 5 years in storage, so you’re never left powerlessFrom the makers of the longest lasting AA battery (Energizer Ultimate Lithium), and the Energizer BunnyEligible for use with an Amazon Dash Smart Shelf auto-replenishment scale to keep you stocked on your favorite necessities