Duracell High Power Lithium batteries offer reliable, long-lasting power for your specialty devices. Duracell High Power Lithium batteries have up to 10 years in storage guaranteed so you can be confident these batteries will be ready when you need them. Duracell lithium batteries offer a powerful solution for your smoke detectors, thermostats, home security camera systems, automatic door locks, 35 mm SLR and 35 mm point and shoot cameras.