our company is one of biggest manufacturer of Lithium Primary Battery(Li-SCOL2 and Li-MnO2 series batteries), our products including: ER14250 3.6V 1/2AA size ER14505 3.6V AA size ER26500 3.6V C size ER34615 3.6V D size …… CR14250 3.0V 1/2AA size CR14505 3.0V AA size …… All our products have UL, UN certification. If you were interested in our products, contact me freely, I can support some free samples for evaluation first, hope there was a chance to us to work together future!