Panasonic CR123A 3v Battery CellThe Panasonic CR123A Lithium Photo Battery is one of the most capable batteries of its size on the market. One of the most commonly used batteries in high performance devices, these CR123As work perfectly in LED flashlights, scopes, digital cameras, and other high drain devices. Thanks to its Lithium Manganese Dioxide (Li Mn)2 chemistry, this cell boasts an impressive 1550 mAh capacity and can function in extreme high and extreme low temperatures. The