This rain sensor board detects moisture and can be used for triggering a relay buzzer or fan. TTL level output. Output drops low when rain is detected. 100mA output. Adjustable sensitivity. Rain sensor board 50L x 35Wmm. 5V input.
This rain sensor board detects moisture and can be used for triggering a relay buzzer or fan. TTL level output. Output drops low when rain is detected. 100mA output. Adjustable sensitivity. Rain sensor board 50L x 35Wmm. 5V input.