Leapers CR2 Lithium Battery is the lifeblood of a wide range of optical devices by Leapers, powering everything from laser sights to illuminated riflescopes. This Leapers batteries pack three volts into a small blue body with a 15.6mm diameter. Since it is a CR-2 battery, the Leapers CR 2 Three Volt Battery is useful for cameras, photography equipment and other high-drain devices on sale by Leapers. Leapers has incorporated a safety shut-off feature into the battery to prevent explosions, leakage and power drain. Power your devices the right way with the Leapers CR-2 Lithium 3-Volt Battery.