BASIC INFO—3.6V non-rechargeable AA size lithium thionyl chloride battery; 2700 mAh; 14.5*50.5mm/0.55*1.988 inch, wide range of temperatures -55°C to +85°C; most suitable for low power consumption devices. please check carefully if the ER14507 battery is the size you need for your electronic device before purchasing. APPLICATION- Home automation sensors, door opening detector, temperature sensor, home alarm, bark collar, door sensor, remote control alarm, water meter, electricity meter, gas meter, medical equipment, flashlight, backup power etc CAUTION!-Lithium thionyl chloride battery has a passivation characteristic. Therefore, we highly recommend customers use the battery within approximately 2-3 months, depending on the storage condition to receive optimal performance. Although our battery has a 10-year shelf life (under special storage conditions), we advise customers not to store batteries for a long time due to the passivation characteristic. It is highly recommended that you purchase as many as you need. CERTIFICATIONS—RoHS and UN 38.3 compliant. More than 400 EEMB batteries are UL certified. Search "MH20555" on UL for all EEMB UL certification information. QUALITY SERVICE— We take pride in providing the highest levels of customer satisfaction and we have over 20 years experience in lithium battery business. If you have any questions or concerns regarding our products, please send us a message and we will get back to you within 24 hours. Describtion:Intended purpose: Long Periods At A Constant loadFree from mercury and cadmiumWeight: 20gDiameter: 14.5mmHeight: 50mmVoltage: 3.6VCapacity: 2700mAhCell Size: AA 14500System: Lithium ThionylShelf Life: 10-yearOperating Temperature Range: - 55 °C - 85 °CHigh-current with a high energy density and low self-dischargeLithium Thionyl battery for special applications in the range of alarm, safety and exhibition electronicsResistant to corrosion thanks to external and end caps are made of stainless steelNot rechargeableWarningsUse WARNING: This battery is a non-rechargeable battery. DO NOT CHARGE THE BATTERY! Do not use if the battery casing is damaged. Please discharge the battery for a few minutes with 100mA. Don't use different models of battery in series. This is not a high drain battery, please don't use it for any applications with discharging current > 200 mA! The storage area should be clean, cool (not exceeding +30 Deg C), dry and ventilated.Application:1.civil: public instrument AMR and CMOS circuit board2.a variety of smart meters: smart meters, water meters, heat meters, gas meters3.memory and backup power: memory backup, clock power, data backup power4.radio alarm, sensor, smoke alarm, temperature monitor5.remote monitoring system: positioning device, marine telemetry system6.automotive electronics: tire tire pressure monitoring system7.Industrial fields: automated instrumentation and equipment, petroleum oil wells, mines, medical equipment, burglar alarms, wireless communications, marine lifesaving, etc.;8.Modernization of national defense and military fields: aviation, aerospace, marine electronics, etc.