The VARTA CR2354 is a high-performance 3V non-rechargeable lithium manganese dioxide (Li-MnO₂) coin cell battery, engineered for reliable and long-lasting power. With a 530mAh capacity and up to 10-year storage life, this premium button cell delivers consistent energy for both pulse and continuous discharge applications. Measuring 23mm in diameter and 5.4mm in height, the CR2354 is ideal for a wide range of electronic devices, including Tesla key fobs, medical devices, fitness trackers, smart home equipment, remote controls, scales, and other compact electronics. Manufactured to VARTA’s highest quality standards, all lithium coin cells are supplied in child-proof safety packaging and meet strict international safety requirements. Designed for dependable performance, durability, and long service life.