Customize your energy with the VoltPack DIY Battery Case, designed for makers and tech enthusiasts. With slots for four 18650 cells and dual USB output, it turns raw battery power into a versatile charging hub. Efficient, portable, and brilliantly engineered. ⚙️⚡
Highlights
🔋 Holds up to 4 × 18650 batteries
🔌 Dual USB + Type-C output ports
💡 LED charge indicator
🧳 Compact travel design
⚙️ DIY assembly for custom capacity
⚙️ How to Use
Insert charged 18650 batteries following polarity markings, connect devices via USB, and monitor LED indicator for charge status.
🏷️ Tags
Electronics/Gadgets, Power Bank, DIY Tools, Energy Tech
- DIY battery bank case with dual USB output for customizable portable charging.
