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What is Automatic Washroom Light Switch Guide about?

This document provides links to tutorials and information on 4 electronic circuits: 1) An automatic washroom light switch that detects motion and turns lights on and off. 2) A water level alarm that uses a 555 timer circuit to detect water level changes and signal an alarm. 3) A biometric attendance system that uses fingerprint recognition to log employee attendance. 4) A circuit that controls the speed of a DC motor using pulse-width modulation (PWM) signals.

Author

Juman Rehman

Language

EN