AA-1/2-LI , half of AA size battery, 3.6V Lithium battery, Non-rechargeable.
ER14250T EVE - Eve - Battery, 3.6 V, 1/2AA
Amazon.com: Tekcell 5-3.6 Volt 1/2 Aa Tekcell Lithium Wireless Adt Alarm Batteries : Health & Household
Lithium cell 1/2AA format 3.6V
Tenergy 1/2 AA 3.6V 1200mAh Lithium thionyl chloride Battery
Amazon.com: 2X EEMB ER14250 1/2 AA 3.6 V Lithium Battery with FT Tabs 1200 mAh Li-SOCL₂ 3.6Volt Lithium Thionyl Chloride Batteries Nonrechargeable UL Certified : Health & Household
Saft LS 14250 1/2 AA 3.6V Lithium Battery - Primary LS14250 LS 14250
TADIRAN LS 14250 1/2AA 3.6V LITHIUM BATTERY SL-750 1/2AA 3.6V HIGH ENERGY NEW | eBay
Tadiran TL-2150/S 3.6V 1/2 AA 1 Ah Lithium Battery (ER14250)
Saft 3.6V 1/2AA Lithium Battery - LITHLS14250BA at Batteries Plus
Batteries Plus 1/2 AA BATTERY 3.6V LITHIUM | Fisher Scientific
Xeno Energy XL-050F 1/2 AA 3.6V Lithium Batteries X 2 - Walmart.com
Amazon.com: 5X EEMB 1/2 AA 3.6 V Lithium Battery with Tabs ER14250 1200 mAh High Capacity Li-SOCl2 3.6Volt Lithium Thionyl Chloride Batteries Non Rechargeable UL Certified : Health & Household