It is the most popular Raspberry Pi computer
The module can detect humidity and temperature.
simply connect it to a computer with a USB cable.
It’s small, has integrated USB, and is breadboard
Relay is a switch which controls (open and close)
Relay is a switch which controls (open and close)
It is a type of variable resistor
Relay is a switch which controls (open and close)
The IN4007 diode is a device