High energy density Wide range of operating temperatures 10 year shelf life. This GP CR2430 is a Lithium Coin Cell that is suitable for watches, calculators and many other miniature electronic appliances. Battery type: Single-use battery. Battery size(s): CR2430. Battery technology: Lithium-Manganese Dioxide (LiMnO2). Height: 3 mm. Diameter: 2.45 cm. Weight: 4 g. Package width: 50 mm. Package depth: 4 mm. Package height: 198 mm.