lithium cell battery cr1220
The CR1220 lithium cell battery is a compact, high-performance power source widely used in various electronic devices. This 3-volt coin cell battery features a diameter of 12mm and a height of 2.0mm, making it ideal for small electronic applications. The battery utilizes lithium manganese dioxide (Li/MnO2) chemistry, which provides excellent energy density and a stable discharge voltage throughout its service life. With a typical capacity of around 40mAh, the CR1220 offers reliable power for devices such as watches, calculators, car key fobs, medical devices, and various small electronic instruments. The battery's construction includes a stainless steel casing that ensures protection against leakage and provides structural integrity. Its non-rechargeable design is optimized for long-term use, with a shelf life of up to 10 years when stored properly at room temperature. The CR1220 maintains consistent performance across a wide temperature range, typically from -30°C to 60°C, making it suitable for diverse operating conditions. The battery's low self-discharge rate ensures that it retains its capacity during storage, making it a dependable power source for devices that require constant, reliable energy over extended periods.