Original OEM Samsung Galaxy S5 Replacement Battery with NFC, EB-BG900BBU, 2800mAh - Newegg.com
Galaxy S5 Battery
Amazon.com: SHENMZ Galaxy S5 Battery,Upgraded 7800mAh Extended Battery [Up to 3X Extra Battery] with Black Protection Cover & Case for Samsung Galaxy S5 All Versions : Cell Phones & Accessories