The CR2025 is a 3-volt button cell with a diameter of 20 mm and is 2.5 mm thick. It is often used in gadgets such as 3D glasses and running lights, but also in remote controls, calculators, scales, car alarms, bicycle lights and, of course, wristwatches. Their capacity is 160 mAh. Packaging contains 10 pieces. The smaller, the better. Button cells are extremely flat batteries that have become indispensable in modern devices and gadgets such as 3D glasses and running lights. GP offers a high-quality lithium button cell series. This 3-volt button cell from GP with the designation CR2025 is suitable as a replacement for batteries with the designations ECR2025 and DL2025.