The VARTA 3V CR2032 Lithium Coin Li-Mn02 is a high-quality lithium button cell battery. This battery is designed for use in a wide range of devices, including cameras, calculators, car keys, remote controls, and various medical and electronic appliances. It offers a reliable power source and long life for everyday use. The CR2032 is the most commonly used button cell for small electronic devices and is known for its premium quality and brand assurance, with a guaranteed storage time of up to 10 years.