Best Phone Battery Charger Cases for iPhone 11 Pro Max of 2026

The Mophie Juice Pack Case is designed to keep your iPhone 16 Pro Max powered and protected throughout your day. With its built-in 3,600mAh battery, you can enjoy up to 50% more battery life, perfect for streaming music, watching movies, or staying connected longer. The case is slim and lightweight, offering reliable drop protection up to 6 feet without adding bulk, so it fits easily in your pocket. It also features a magnetic back that lets you securely attach your phone to compatible wallets and mounts for easy access. Plus, with Priority Plus Charging, your iPhone charges first, making sure you always have power when you need it.

The decqle Air Power Bank offers an ultra-slim and lightweight design, making it easy to carry around without adding bulk to your phone. Weighing just 115 grams and about as thick as an iPhone 17 Pro, it fits comfortably in your pocket or bag for all-day use. This power bank is made specifically for iPhone 12 through 17 series with MagSafe cases, ensuring a strong magnetic connection and efficient charging. You can charge wirelessly at 7.5W by simply snapping it onto your phone or use the faster 20W wired charging option to quickly boost your battery. With a 5000mAh high-density battery, you get reliable power in a sleek package that lasts through many charge cycles.

The Alpatronix Battery Case offers a reliable power boost for your iPhone 17 Pro Max, making sure you stay charged wherever you go without carrying a separate power bank. Its smart design lets you charge your phone first while the case charges in the background, saving you time and hassle. You can also remove the case to charge it faster if needed. The case provides strong protection with raised edges and a tough tempered glass shield, helping to prevent damage from drops and daily wear. Plus, it supports wireless charging, so you can power up both your phone and case easily without dealing with extra cables.

The BOPPS Battery Case is designed to extend your iPhone 17 Pro Max's battery life with a powerful 8500mAh capacity, giving you up to 180% more power for calls, music, and videos. Despite its strong battery, the case remains slim and lightweight, making it easy to carry and ideal for travel or work. It offers full 360° protection with a tough outer shell and soft inner lining, guarding your phone against drops and scratches. Using the case is simple: just slide your phone in and press the power button to start charging, with clear LED indicators showing the battery level.

The Mophie Juice Pack Battery Case brings extra power and protection to your iPhone 15 Pro Max. It adds up to 50% more battery life with its 3,000mAh capacity, letting you talk, listen to music, or watch videos longer without worrying about charging. The slim design keeps your phone safe from drops up to 6 feet, so you get solid protection without extra bulk. Plus, the advanced pass-through charging lets your iPhone charge first, then the case, making charging simple and efficient. This case is perfect for anyone who needs reliable power and durable protection on the go.

The YINGYKJ iPhone 11 Pro Max Case is a smart charging case with a 10000mAh battery capacity. It features advanced sync-through technology, allowing you to charge your phone and the case simultaneously. The case provides maximum protection with raised sides and a hard-shell design. With a long battery life, you can enjoy an additional 8+ hours of talk time or 12+ hours of web browsing. The 4 LED lights indicate the battery level, and the power switch enables you to control the case's power. Plus, it comes with a 30-day money-back guarantee and a 1-year replacement warranty.

The YINGYKJ iPhone 16 Battery Case is designed to keep your iPhone 16 Pro Max powered and protected throughout the day. With its advanced sync-through technology, you can charge both your phone and the case simultaneously using your regular charging cable, making charging hassle-free. It also allows you to connect your phone to a computer or laptop without removing the case, saving you time. The case offers strong protection with its raised edges and tough materials, defending your phone from scratches and drops. Plus, the built-in 12000mAh battery extends your phone’s usage by over 200%, giving you extra hours for calls and browsing, while easy-to-read LED indicators keep you informed of the remaining power.

The ZUEUS iPhone 13 Pro Max Case offers a powerful 10800mAh battery that gives you 150% extra charge, perfect for long trips or busy days without easy access to power. Its slim design fits comfortably in your hand, making it easy to carry wherever you go. With upgraded Qi wireless charging, you can charge both your phone and the case simultaneously using a wireless pad, plus it supports CarPlay for easy connectivity in your car. The case also provides full 360° protection with a raised bezel and durable materials to guard against scratches and damage, keeping your phone safe and secure.

The Alpatronix BX12pro max battery case is designed to fully charge your iPhone 12 Pro Max and provide extra power with its powerful UL-tested battery. You can charge your phone and case together with wired or wireless charging without removing the case. This case is fully compatible with iPhone 12 Pro Max and provides 360° protection with raised bezels and a tempered glass screen protector. You also get a user manual and a 1-year warranty.