LED Indicator for Relay

This circuit indicates whether a relay is energized or not with two LEDs: an LED to indicate the normally open (NO) position, and another to indicate the normally closed (NC) position.

Schematic Led Indicator For Relay
LED Indicator for Relay Schematic

Water Level Sensor

[Plant Database], [Soil Moisture Sensor] [Water Level Sensor] [Soil Moisture Meter]

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