Energizer Ultimate Lithium Batteries
*Battery Size: 9-Volt
*Product Type: Lithium Batteries
*Number in Package: 2 pk
*Rechargeable: No
*Packaging Type: Blister Card
*Up to 10-year battery backup in AC-powered smoke detectors
* Lasts up to 20% longer in toys versus Energizer MAX® batteries
* 25% lighter than standard alkaline
* Performs in extreme temperatures from -40°F to 140°F
* Leak-resistant construction