Energizer Max is the best selling battery in NZ! Energizer® Max® alkaline batteries deliver dependable, powerful performance that keeps going and going. Providing long life for the devices you use every day - from toys to torches. You never quit, so your battery shouldn't either. Up to 3X longer lasting* than standard batteries. The power is locked in with POWER SEAL TECHNOLOGY for up to 10 years (Shelf life), preventing unwanted loss of energy while the batteries are stored or in use, so they keep performing. Also PROTECTS YOUR DEVICES (from leakage of fully used batteries in low drain devices up to 2 years).