As most cell phone users, you are most likely experiencing power problems with your Samsung Galaxy S5 phone. This is because after about 2 to 3 years, the lithium battery is not able to hold its charge for long. Thus the battery causes intermittent issues such as abrupt phone shutdowns, freezing, and it eventually dies.
This is an exact OEM replacement battery from Samsung for the Galaxy S5, EB-BG900BBE. Check it out.