3pcs 18650 Battery DIY Power Bank Case Charge Storage Box Dual USB Type C Android Micro USB Fast For iPhone Xiaomi 4.6 195 Reviews ౹ 407 so

This DIY Power Bank Case allows you to create a custom portable charger using 3 × 18650 batteries. It features dual USB outputs, Type-C, Micro USB, and fast charging capabilities, making it compatible with iPhone, Xiaomi, Android devices, and more. Perfect for electronics enthusiasts, DIY projects, or anyone who wants a portable charging solution.

✨ Key Features

1. Power & Charging

• Supports 3 × 18650 batteries (not included) for custom power storage.

• Dual USB output: Charge two devices at the same time.

• Multiple charging interfaces: USB Type-C, Micro USB — compatible with iPhone, Xiaomi, Android phones, and other devices.

• Fast charging: Quickly charges your devices with high efficiency.

4. Ease of Use

• Insert the batteries, connect your device, and power up instantly.

• LED indicator shows remaining battery and charging status.

• Plug & play — no complicated setup required.

🏠 Why You’ll Love It

• Customizable DIY project: Make your own power bank with standard batteries.

• Charge multiple devices: Dual USB output for phones, tablets, or gadgets.

• Fast & safe: Efficient charging with built-in battery protection.

• Portable & handy: Carry it anywhere for travel, emergency, or daily use.

📌 Best For

• DIY electronics projects and hobbyists

• Travelers and outdoor enthusiasts needing portable power

• Anyone who wants a customizable power bank

• Emergency backup for phones and small devices

Safe & Durable

• Battery protection circuit prevents overcharging, over-discharging, and short-circuiting.

• Sturdy case material protects batteries and electronics from physical damage.

• Lightweight and portable — carry anywhere.