Power Bank Case Fast Charging USB C DIY Battery Box with Display

Build portable power your way instead of settling for a fixed-capacity charger. This DIY Power Bank case lets you install up to six compatible 18650 lithium-ion cells and create a convenient rechargeable power source for everyday devices. 24W Fast Charging support helps compatible phones and electronics recharge efficiently, while the digital display keeps remaining power easy to monitor. With USB-C and dual USB-A outputs, it is a practical choice for DIY enthusiasts, travelers, and electronics hobbyists. Batteries are not included.

Key Features

• Six 18650 battery slots with solder-free installation for an easier DIY build.
• USB C Power Bank Case supports two-way fast charging plus two USB-A outputs.
• Digital display shows remaining battery level at a glance.
• Built-in LED light adds convenience during travel, camping, or power outages.
• Multiple protections help guard against overcharge, over-discharge, overcurrent, overheating, and short circuits.
  
  

Why Choose Our 6 Cell 18650 DIY Power Bank Case?
Unlike sealed power banks with fixed batteries, this reusable case gives you greater control over the cells you install. Broad PD, QC and other fast-charge protocol support provides flexible compatibility with many modern USB-powered devices.

Perfect For
DIY electronics projects, everyday phone charging, travel, camping, emergency backup power, workshops, tech enthusiasts, and practical gifts for gadget lovers.

Build Your Portable Power Solution
Turn compatible 18650 cells into a versatile charging companion. Order your DIY power bank case today and keep convenient power within reach.