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.