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Portable Humidifier Circuit Diagram. Complete schematic for building a DIY Humidifier using Arduino is given here: Let us learn the circuit diagram in detail. As shown, first of all a 12V DC power ...
Arduino Uno R3 (MOD1) 1: Ultrasonic humiditifier: 1: 5V SPDT relay module (RL1) 1: 5V adaptor or USB 5V power bank: 1: Circuit and Working. Fig. 2 shows the circuit diagram of the humidifier. The ...