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. 2021 Oct 24;21(21):7041. doi: 10.3390/s21217041

Table 8.

Cost of components for the THMDL with a battery and solar panel power supply.

Description Number Unit Price (€) Total (€)
Microcontroller Arduino Nano 2 20.00 40.00
Dragino LoRa Bee 1 14.50 14.50
INA219 3 1.70 5.10
Battery 1 32.96 32.96
Solar panel 1 12.28 12.28
Li-Po Rider Pro 1 15.33 15.33
PCB board 1 0.40 0.40
SHT30 sensor 1 6.80 6.80
Box container 1 3.02 3.02
Auxiliary material and wiring - 1.27 1.27
Total cost 131.66