Never let a dead battery slow you down again with this 10000mAh rechargeable battery case designed specifically for the iPhone 16 Pro Max. Packing a massive power reserve, this case delivers up to 1.5x extra battery life, extending your talk time by 30 hours, video playback by 20 hours, gaming by 15 hours, and music listening by an incredible 100 hours. The built-in LED power display lets you monitor the remaining charge at a glance, while the simple one-click on and double-click off power control keeps operation effortless. Precise cutouts ensure unobstructed access to all buttons and ports, so your phone's full functionality is always within reach. The case slides on and off easily for convenient everyday use, and its sleek black finish with a carbon fiber-style camera panel adds a polished, protective look. It charges and protects your iPhone simultaneously, giving you the confidence to stay connected all day long.