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DIY Arduino Aquarium Controller Part11: PWM LED dimming, opto-isolation, & light scheduling - YouTube
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Amazon.com : hygger Aquarium Programmable LED Light, for 24~30in Long Full Spectrum Plant Fish Tank Light with LCD Setting Display, 7 Colors, Sunrise Sunset Moon and DIY Mode, for Novices Advanced Players :
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DIY Arduino Aquarium Controller Part11: PWM LED dimming, opto-isolation, & light scheduling - YouTube
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