ASP CR123A 3V Lithium Primary Button Top Photo Battery - 12-PackHigh-Powered Cells for High Performance DevicesThe ASP CR123A 3V Lithium Button Top Battery is a potent, long-lasting cell specifically designed for use in ASP's large assortment of high-performance LED flashlights. Featuring a sophisticated Lithium Manganese Dioxide chemistry, these impressive batteries are able to produce 3 Volts of energy, plenty of power to run your flashlight, digital camera, or other high-powered device. The CR123As are designed with a number of protections and come with one specialized plastic transport case for safe storage.Features: Designed for use in LED flashlights, cameras, medical devices, etc. PTC (Pressure, Temperature, Current) protected Leak-proof and vibration-resistant Includes one 2-cell plastic transport case Cases interconnect for easy storage All batteries are shrunk wrapped into pairs Specifications: Battery Size: CR123A Battery Count: 12 Individual Batteries Battery Chemistry: Lithium Primary (Non-Rechargeable) Battery Sub-Chemistry: Lithium Manganese Dioxide (LiMnO2) Nominal Voltage: 3.0V Shelf Life: 10 Years Dimensions: Length - 1.35" (34.3 mm) Diameter - 0.67" (17.0 mm) Weight: 0.58 oz. (16.4 g)