For most people this may be all-around 2 years with the iPhone. Apple will substitute the battery for an affordable charge (Use this connection to locate the cost for your model and state→iPhone Battery Replacement - Official Apple Support) if it goes below 80% following the original 1 12 months https://apple-service-centre-bang83715.thelateblog.com/36775736/5-easy-facts-about-macbook-service-center-bangalore-described