$68.99 China 3.6V ER14250 Lithium 1/2AA Battery Suppliers & Manufacturers & Factory - Wholesale Price 
Tekcell SB-AA02 3.6V 1/2AA Lithium Battery 1200mAh (2 Pack) | eBay
2Pcs 1/2AA Size Lithium Backup Battery 3.6V 14250 SL350 L14250 With Connector A | eBay
