The CR2354 3V lithium coin cell is a high-capacity primary battery designed for devices that require long-lasting, stable power. With approximately 560mAh capacity, excellent voltage stability, and up to 10 years of shelf life, it is ideal for use in medical equipment, IoT sensors, car key fobs, and memory backup applications. The 23mm diameter and 5.4mm thickness allow it to fit in devices requiring more capacity than standard coin cells without taking excessive space.