Voltage: 3.6, Amperage: 19mAh, Chemistry: Li-SOCl2 Length: 2.420, Width: 1.290, Height: 2.420, Diameter: 1.29 D OmniCel ER34615 3.6 Volt 19 Ah D High Energy Lithium Battery with Wire Leads OmniCel ER34615 Battery is an ideal long lasting power source for gas meters and water meters and is widely used in utility metering, alarms and security devices, memory back-up, tracking Systems, SART and EPIRB devices and many others. Lithium Thionyl Chloride has the highest energy density of any practical Lithium battery chemistry, three times greater than Alkaline (Zinc Manganese Dioxide) batteries. It also has the widest operating temperature range of -55?C to + 85?C. Self discharge is low at less than 1% per annum at 20?C, giving an effective shelf life of 10 years. OmniCel ER34615 Battery Specifications: Output Voltage: 3.6V, Chemistry: Lithium Thionyl Chloride (LiSOCl2), Length: 2.42 in (61.5mm), Diameter: 1.29 in (32.9mm), Terminals: Wire Leads, Utility Metering OmniCel products are utilized in smart utility market meters and industrial applications where performance is essential. With termination and fusing options, our cells can be integrated into your metering design. Utility Metering Applications include: Smart Utility Metering, Emergency Backup, Data Collection, AMR Add-ons, Military Our extensive product range can serve a military market variety of defense applications. Our quality batteries deliver effective, powerful, and dependable energy in the demanding conditions under which our troops operate. Military Applications include: Enhanced Vision, Flashlights, Communications, Smart Munitions, Unattended Sensors, Security/Safety OmniCel batteries provide stable and reliable power for many security and safety products. Lasting up to five times longer than ordinary alkaline batteries, our lithium manganese dioxide batteries provide an excellent value. Security/Safety Applications include: Smoke Alarms, Carbon Monoxide Detectors, Intrusion Sensors, Invisible Fencing, Telematics/Tracking Highly reliable batteries that provide energy