Feob Battery Case for iPhone 16 Pro Max,Ultra-Slim 8600mAh Portable Charger Cover 360°Protection Rechargeable Extended Battery Charging Case for iPhone 16 Pro Max-Black

【Easy to Use & LED Indicator】Bend the soft rubber at the top of the extended battery and push the phone into the bottom of the charger case. The charging battery case has a built-in upgrade button with more responsive commands so you can easily switch the case on and off. Press the power button on the phone's battery case for 3 seconds to start and turn off charging your iPhone. Press the power button to check the battery level, the LED indicator light lets you know the battery level (25%-50%-75%-100%). 【Powerful 8600mAh Battery】This Charging Case is equipped with a powerful 8600mAh battery which provides extended 200% talk and play time. Enjoy longer battery life on your iPhone without worrying about running out of power. Battery pack can be taken on board the plane,it's an essential accessory for anyone on the go. 【Charging Safety and Protection 2 in 1】Our durable iPhone 16 Pro Max charger case is equipped with raised bezels and tempered glass screen protector offer full front and surface protection that avoid drops,impacts,and daily wear. Certificated UL,CE,FCC,RoHS and Internal upgrade chips protect your phone from over-heating, short-circuiting and over-charging. 【Advanced Sync-data Technology】Amazing sync-through technology, conveniently sync your iPhone to your Macbook, PC or laptop without having to take the battery case off.you can simultaneously charge iPhone and battery charger case. access to music or calling with Bluetooth headphone while charging your iPhone. 【E