Duracell's CR2 High Power Lithium batteries provide reliable, long-lasting energy for specialty high-drain devices. Engineered for performance in items such as digital cameras, security sensors, and portable lights, these 3-volt batteries deliver consistent power. They are guaranteed to hold power for up to 10 years in storage, ensuring they are ready when you need them most. This 2-pack of CR2 batteries serves as a direct replacement for CR17355, DLCR2, and ELCR2 types.