Glitter ball display 6:33 20. Pallet Christmas tree 6:55 21. Tomato cage Christmas tree 7:07 22. Snowflake candles 7:25 23.
This project utilizes an Arduino Uno CH340G development board paired with a DHT11 temperature and humidity sensor to create a compact yet capable environmental monitoring system. It measures ambient ...
Abstract: Light source and photodetector are necessary elements for liquid concentration sensing system. Normally, two different devices are needed to realize these functions. The coexistence of ...
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