How to install TWRP on Samsung Galaxy Core 2 SM-G355H without PC - YouTube
Battery Samsung Galaxy Core 2 Core2Dous, J2 Core, Original Quality and Capacity Model EB-BG355BBE CORE 2, Fit for SM-G355H, SM-G355HN, SM-G355M Gizmo.Ph Replacement Li-Ion 2000 mAh, removable with Supports Fast Charger
Original battery for Samsung Galaxy Core 2 Duos Battery SM-G355H, SM-G355HN, SM-G355M 2000mAh | Model: EB585157LU | Lazada PH
Samsung Galaxy Core II - Full phone specifications