The Battery Cell w/ Built-In Flex for iPhone 12 Pro Max (BMS) (3687 mAh) offers a convenient, high-performance power solution for your iPhone 12 Pro Max. With its built-in flex design, this battery cell eliminates the need for spot welding, simplifying installation. Providing a robust capacity of 3687 mAh, it ensures long-lasting power for your device, delivering reliable performance throughout the day. For the best deals on high-quality replacement parts, visit Gadget Break, your trusted source for mobile phone components and accessories.