This product is 1 x CR1616 button cell lithium battery. The CR1616 battery is commonly used in a variety of stand-alone devices including wrist watches, clocks, calculators, remote controls, electronic games/toys and much more. This versatility makes the CR1616 coin cell battery a popular item and a must have item for any modern household. Panasonic CR1616 Button Battery, 3V, 1.6mm Diameter, Chemistry: Lithium, Capacity: 55mAh, Terminal Type: Standard, MPN: CR-1616EL/1B. Panasonic Coin Cell Battery CR1616 3 Volt Lithium Battery 1pc Box of 12 available, please see Connect Part No 30659.