![Amazon.com: for 42mm Samsung Galaxy Watch Battery EB-BR810ABU Samsung Galaxy Gear S4 Battery Replacement, for SM-R810 SM-R815 with Repair Tool Set + Installation Instruction : Cell Phones & Accessories Amazon.com: for 42mm Samsung Galaxy Watch Battery EB-BR810ABU Samsung Galaxy Gear S4 Battery Replacement, for SM-R810 SM-R815 with Repair Tool Set + Installation Instruction : Cell Phones & Accessories](https://m.media-amazon.com/images/I/71xKo6h+hnL.jpg)
Amazon.com: for 42mm Samsung Galaxy Watch Battery EB-BR810ABU Samsung Galaxy Gear S4 Battery Replacement, for SM-R810 SM-R815 with Repair Tool Set + Installation Instruction : Cell Phones & Accessories
![Samsung Galaxy Watch 4 Classic review: "Packed with improvements, except for the battery" | GamesRadar+ Samsung Galaxy Watch 4 Classic review: "Packed with improvements, except for the battery" | GamesRadar+](https://cdn.mos.cms.futurecdn.net/hbt8qkUqAgKJh43JBDjbWS.jpg)
Samsung Galaxy Watch 4 Classic review: "Packed with improvements, except for the battery" | GamesRadar+
![Samsung Galaxy Watch review: Fantastic hardware, full-featured activity tracking, and a terrible voice assistant | ZDNET Samsung Galaxy Watch review: Fantastic hardware, full-featured activity tracking, and a terrible voice assistant | ZDNET](https://www.zdnet.com/a/img/resize/db2d22b78f53e6e27950397a50db7a52123e112c/2018/08/09/6f98ffcc-33d4-4160-bb4a-b0af6fce40ea/galaxy-watch-46mm.jpg?auto=webp&fit=crop&height=900&width=1200)