Varta Lithium Battery CR 2450 3V - 1 The Varta CR2450 3V battery is a high-performance lithium battery, ideal for devices that require stable and long-lasting energy. With a capacity of 620 mAh and dimensions of 24.5 x 5.0 mm, it is suitable for watches, calculators, cameras and computer equipment. It provides reliable power with a low self-discharge rate and a long life. 1 piece included.pc