Keyestudio Protoshield for Aduino is used to build circuit prototype. you can weld elements on the board directly or connect circuits with the mini breadboard. The breadboard is connected to the circuit board by a double-sided adhesive.
This protoshield is set with two LED and two button circuits which can be used directly and all the pins and power supply has been drawn. It is very suitable for working with Aduino to build a circuit prototype