The Maxell CR123A Lithium Camera Battery is a high-quality single-use battery designed for use in cameras and other electronic devices. With a voltage of 3V and a chemical composition of lithium, this battery offers reliable power for extended periods of time. The CR123A size makes it compatible with a wide range of devices, providing a convenient and efficient power source for your photography equipment. Whether you are a professional photographer or a casual user, this battery is a versatile and dependable choice for capturing memories and moments. The date on the packaging is July 2010.