For most people this tends to be all-around two yrs for that iPhone. Apple will switch the battery for an affordable payment (Use this url to locate the Price in your design and place→iPhone Battery Substitution - Formal Apple Support) if it goes below eighty% after the original 1 calendar https://fix-iphones-near-me-jp-na50256.blogpayz.com/36450188/about-apple-service-center-jp-nagar