Orange Pi Zero Case for VoltNode Board

Introducing the refined case for VoltNode – meticulously crafted for the SA818-based VoltNode and seamlessly compatible with the SVXLink project. The enhancements are thoughtful:

- Improved ventilation with added slots
- Convenient access to the exposed SD card slot
- Designated opening in the lid for optimal antenna placement, enhancing connectivity.

Features:
- Specifically designed for the VoltNode board
- Improved ventilation through additional slots
- Convenient access to the exposed SD card slot
- Designated opening in the lid for optimal antenna placement