FEATURES:1. ONLY FITS FOR IPHONE 14 PRO MAX&14 PLUS &13 PRO MAX (6.7 inch) , NOT works on 14&14 pro&13&13 pro(6.1inch)2. GINFOXI battery use Grade A+ batteries with CE, UL and RoHS certification.3. It's 360°protection to corners and sides, protecting your phone from drops and impacts. Not protect screen,kindly advice use the included glass screen protector at the same time.5. NOT SUPPORT WIRELESS CHARGE, NOT SUPPORT APPLE CAR PLAY.HOW TO USE:1.Please strictly follow the installation steps coming with box to remove or install the battery case!!.BE CAREFUL NOT TO BEND MORE THAN 30°!!2.Please fully charged the battery case to 4 lights up before first use.3. Long Press 3 seconds ON/OFF button to start or stop charge.QUESTIONS & ANSWERS：Q1：What should you do when your battery case doesn't work several weeks later?A1：The main reason is that there is dust on the charging connector and the charging port. Please clean them with the cotton swab dipped in alcohol. NOTICE: Both sides of the connector need cleaning. And please try again if the problem isn't solved.Q2：Your phone keep showing ’This accessory may not be supported.‘ when you plugged the battery case?A2：Please use an Apple-certified cable when charging your battery case or it may show the accessory is not compatible with the phone. (The original cable must be the best.)IMPORTANT NOTE:This battery case is not totally waterproof so that please keep it in a dry environment. If the battery case is wet in an accident please do not use it until it dries out.HASSLE-FREE 12 MONTH WARRANTY:please feel free to contact us anytime, If you are not satisfied,replacement or full refund without hesitation!