Quantity   Component name
1 × Solar Cell 5V 80mm by 80mm
4 × Thermoelectric Generator 40mm by 40mm Should produce 1 volt from a 20 degree temperature difference from amazon
4 × Heat Sink 40mm by 40mm same size heat sinks and come with thermal conductive tape to attach to the TEG from Amazon
1 × Solar Cell Lipo charger from adafruit Useful if you want to charge lipo using module
1 × 5V voltage booster Useful to provide 5v exact to you micro controller.
1 × Thermally conductive silicone adhesive
1 × Pla & 3D printer Useful for creating the housing
1 × Wires and connectors
1 × Particle Photon Useful for data collection throughout the day