Transform your power setup with this DIY power bank case designed for tech enthusiasts and everyday users alike. Store and charge up to 8 18650 batteries safely and efficiently, all within a sleek, durable shell. Featuring both TypeC and Micro USB interfaces, it offers versatile charging for multiple devices. Perfect for DIY projects or upgrading your portable power, this case ensures convenience and reliability wherever you go. Key Features Holds up to 8 18650 batteries securely for reliable power storage. Supports DIY power bank creation, ideal for personal or professional projects. Dual charging interfaces: TypeC and Micro USB for flexible device compatibility. Compact, durable design protects batteries and simplifies portability. Why Choose Our DIY 18650 Battery Power Bank Case Unlike premade power banks, this case empowers you to customize capacity and battery selection. Its perfect for makers who want flexibility without compromising safety. Durable, portable, and versatile, it outperforms generic shells with its dual charging interface and organized battery layout. Perfect For DIY electronics enthusiasts and hobbyists. Outdoor adventurers needing portable, rechargeable power. Tech students and makers building custom power solutions. Gifting to gadget lovers who enjoy handson projects. Get Powered Your Way Experience the freedom and reliability our DIY 18650 Battery Power Bank Case brings to your portable power needs. Build, customize, and carry your power safely wherever life takes you.