This kit is a water lamp circuit that is controlled and activated according to the light intensity. When the color of the day is dark or the photosensitive resistor is in a dark environment, the six LED lights on the board will turn on to achieve the effect of water lamp.
The light sensitivity and speed of the water lamp can be adjusted. There is a test button on the board. Press the LED light to move and turn on, and press it all the time to move continuously. The circuit is composed of LM358 operational amplifier circuit, NE555 timer circuit and CD4017 counter circuit. Through this kit, you can learn these three common circuit knowledge and improve your ability to analyze electronic circuits.
1>.Work Voltage:DC 4.5-5V
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