DIY No-Solder 18650 Power Bank Case with 3 USB Ports

🔋 DIY Welding-Free Battery Box – Portable Power Bank Case

Introducing the ultimate solution for your portable charging needs: the DIY Welding-Free Battery Box. This innovative power bank case allows you to build your own custom power source easily, without the need for welding.

Designed to hold 3 x 18650 batteries, it delivers a reliable and efficient charging experience wherever you go.

🔑 Key Features

🔧 DIY Easy Assembly (No Welding Required) – Simple and beginner-friendly setup

🔋 Supports 3 x 18650 Batteries – Build your own power bank

⚡ 5V/1A Input & Output – Stable and efficient charging

🧳 Compact & Lightweight (40g) – Perfect for portability

🎨 Stylish Color Options – Available in Black, White, Pink, and Sky Blue

🔌 Universal Charging Use – Ideal backup power source

⚙️ Specifications

• Product Type: DIY Battery Box / Power Bank Case

• Battery Type: 3 × 18650 (not included)

• Input: 5V / 1A

• Output: 5V / 1A

• Size: 22mm × 65mm × 98mm

• Weight: 40g

• Assembly: Welding-free nesting design

• Colors: Black / White / Pink / Sky Blue

🏕️ Ideal For

• Camping trips ⛺

• Travel and outdoor use ✈️

• Emergency backup power 🔦

• DIY electronics projects 🔧

• Everyday mobile charging 📱

⭐ Build Your Own Power Anywhere

Create your own portable power bank with ease. The DIY Welding-Free Battery Box combines convenience, style, and functionality—perfect for anyone who needs reliable power on the go.