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Automatic street light that turns on at dusk and off at dawn. Uses an LDR to measure ambient light and switches a relay that controls an AC or DC lamp.
Specifications
| Microcontroller | Arduino Uno |
| Sensor | LDR (Photoresistor) |
| Output | 5V Single-Channel Relay Module |
| Load Supported | Up to 250V AC / 10A via relay |
| Threshold | Adjustable via potentiometer |