How To Make Traffic Light From Cardboard
Автор: sandu chandu productions-SCP
Загружено: 2022-08-08
Просмотров: 21453
Описание:
making traffic light from cardboard and some leds, wire,paper clips ,drawing pins ,glue gun and stick ,tools ,Sharp knife, and I use a 9v battery for power the red yellow and green leds on my traffic light.
and important the leds I use three numbers leds connected as series connection for match 9v ...
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