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Amazon.com: 3 pcs Genuine PWM Ac Programmable Light Dimmer 110V - 220V AC Module Controller Compatible 50/60hz 3.3V/5V Logic Compatible with Arduino, STM, ARM, Raspberry : Electronics
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How to switch a 220V AC electric bulb using a relay through Arduino? - Electrical Engineering Stack Exchange
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Amazon.com: Genuine RobotDYN - PWM Ac Programmable Light Dimmer 110V - 220V AC Module Controller Board for Arduino, STM, ARM, AVR, Raspberry Compatible 50/60hz with HeatSink 3.3V/5V Logic from 110V Ac to
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Arduino Tutorial 28# How to control 240V /120V light bulb from 5V arduino using relay module - YouTube
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