Sistema de monitoreo para biodigestor comunitario.
Monitoring system for a community biodigestor. This type of system produces biogas that can be used to cook or to heat water, create electricity, and generate biol (a fertilizer that can help maintain plants). Include a gas sensor MQ-2, a temperature sensor called lm35, an ultrasonic, some LEDs, a LCD screen, and a 4x6 display.