LONG LASTING POWER FOR A WIDE RANGE OF DEVICES: The Duracell High Power Lithium batteries are designed for use in a variety of compatible devices like wireless security systems, home automation, compatible smoke detectors and fire alarms, photography and lighting equipment, and more. GUARANTEED FOR 10 YEARS IN STORAGE: Duracell guarantees each High Power Lithium battery to last 10 years in storage, so you can be confident these batteries will be ready when you need them. # 1 TRUSTED BATTERY BRAND: From storm prep to holiday needs, Duracell is the # 1 trusted battery brand.