3687mAh Replacement Battery iPhone 12 Pro Max with Adhesive Tape 2 Year Warranty Compatible model iPhone 12 Pro Max A2342, A2410, A2412, A2411 Capacity 3687 mAh Normal Voltage 3.8 V Limited charge voltage 4.3 V Watt hour 14.13 Wh Battery cell type Polymer Lithium Ion UN number 3480 Working temperature -4 F - +122 F Battery weight 47 g Package size 13x70x132 mm Package weight 64 g Warranty 2 years (1000 charging cycles) Contents 1 Battery 1 Adhesive strip Warning A lithium ion battery can catch fire and/or explode if accidentally punctured, dent, or pressed hard. Battery health update After replacing your battery, the phone will display “Service” in the Battery Health feature suggesting checking the phone by an authorized service provider. Rest assured that your phone and the battery work properly despite the “Service” sign and not showing the battery health. This feature was brought by iOS for the 12 iPhone generation for any battery replaced by anyone except an authorized service provider. (description exceeds maximum possible length)