- Batteriol 9V batteries feature a long-lasting 1200mAh capacity and consistent 9V output, necessitating fewer replacements compared to smaller cells. They are thus an outstanding choice for various applications. (These batteries are non-rechargeable) 9 volt battery is suited for a wide range of applications, including smoke alarms, fire alarms, multi-meters, infrared thermometers, laser thermometers, temperature guns, remote transmitters, and various other 9V lithium battery enabled devices. - With advanced battery technology, Batteriol 9V battery is capable of retaining its power for an impressive duration of up to 10 years, provided it is stored in optimal conditions. Batteriol 9V lithium battery maintains robustly performing across a broad temperature spectrum spanning from -40°F to 140°F, defying the variations of any weather condition. - 9V batteries use high-grade Li-