Valor Meshtastic Solar RAK Case for 3x21700

An all-around long-term Meshtastic solar node built using a DIY 3x21700-battery pack and off the shelf parts and Two external SMA antennae: BLE and Lora this the case can be printed using CF filaments.

The Build uses:

• This case printed in ASA / ASA-CF
• RAK19003+RAK4631 with a miniature Qwiic pigtail soldered for I2C
• Adafruit bq25185 USB / DC / Solar 1S LiOn Charger
• Adafruit INA219 I2C board for power measurement between the battery and the rest of the system
• Sensirion SHTC3 I2C humidity and temperature sensor (optional)
• Ixolar SM641k10l High Efficiency 1.4W 6.9V solar cell (111x63x1.8mm)
• 3x Samsung INR21700-40T 4000mAh LiOn battery cells spot welded in parallel

The model also includes a simple 3x21700-battery holder to be used during spot-welding the battery cells. This part is optional and is not used inside the case.