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CR2430 battery is a high-capacity, coin-shaped lithium cell, providing reliable and long-lasting power. With a nominal voltage of 3 volts and a capacity of approximately 270mAh, it is commonly used in small electronics such as calculators, watches, keyless entry systems, and medical devices. The CR2430 measures 24mm in diameter and 3mm in thickness, ensuring a compact and lightweight design. Known for its stable performance and low self-discharge rate, this battery is ideal for devices requiring consistent and dependable power over extended periods.