1/2 AA 3.6 V Lithium Battery ER14250 1200 mAh High Capacity Li-SOCl2 3.6Volt Lithium Thionyl Chloride Batteries Non Rechargeable UL Certified

• Basic Info—NON Rechargeable 1/2AA battery; 1200 mAh; 3.6V; most suitable for low power consumptions such as electric/water meters, smoke detectors, fire alarms and many more!
• Reliable Performance—EEMB lithium batteries can give an optimum performance at temperatures as low as -55 ° C or as high as 80 ° C.
• Certifications—ER14250 is RoHS and UN 38.3 compliant. It is also UL and IEC certified.

Battery is used in the following Smart Home Devices
Fibaro Door Sensor , Aeotec Door Sensor 7 , Fibaro the button