【Important Note】ONLY compatible with iPhone 14Plus, iPhone 14 Pro Max and iPhone 13 Pro Max (6.7inch). NOT compatible with iPhone 13/14 mini (5.4inch),13/14/14 Pro (6.1inch). NOT support wireless charging. ONLY compatible with wireless Bluetooth headphones. 【8600mAh High Capacity & Ultra Slim Charging Case】High capacity battery charger case compatible with iPhone 14 Plus/14Pro Max/13Pro Max to extend your Phone 200% service charging life. Enjoy more talk, music, movies, and internet surfing time.Portable and slim design, perfect for travel and work. 【Charging Safety and Protection 2 in 1】Certificated UL,CE,FCC,Rohs and Internal upgrade chips protect your Cell Phone 14/13Pro Max and Cell Phone 14 Plus from over-heating, short-circuiting and over-charging. 360°full bumper design and hard shell back to protects your Phone from everyday damage:Raised bezels offer front and surface protection.Tempered Glass screen protector included for full frontal protection. 【Advanced Sync Tech & Easy Installation & LED Indicator】The cell phone 13Promax, 14 pro max and 14 Plus portable battery case support the data-sync function. Make your life more convenience. Bend the extended battery's top soft rubber, then push the phone into the bottom of the charger case. Press Phone charging case's power button 3s after installation to turn on/off the battery case.4 LED power level indicators display battery level (25%-50%-75%-100%).