Long-lasting power: Unlike other brands, this one can keep toys and game consoles running for up to 240 days or power small devices like remote controls. PowerLock: Until you're ready to release the power, it remains contained by air and liquid seals. 10-Year Life: It's never made more sense to purchase batteries in bulk. After they are first purchased, Anker Alkaline batteries continue to function flawlessly for up to ten years. Adaptive Output: Anker Alkaline batteries ensure long-term compatibility and universal compatibility by only providing the power your devices require.