THESE BARRERIES ARE OUT DADED BUT AS YOU CAN SEE IN THE VOLTMETER THEY ARE STILL FULLY CHARGED. The RAYOVAC 2CR5 Lithium Battery is a high-quality industrial product known for its reliable performance and long-lasting power. With the trusted RAYOVAC brand behind it, this battery is widely used in various industrial applications where durable and efficient power sources are essential. Its compact size and lightweight design make it convenient for use in a wide range of equipment and machinery, providing consistent performance even in demanding conditions.