Dual Channel H-Bridge Motor Shield 22V 8A 650nm To test the unit use

To test the unit use the shunt to connect TX and RX (loopback test)

Because the JSN-SR04T 2

and maker boards

Controller output: Analog voltage proportional to dust density

XBee Shield  x1

Dual Channel H-Bridge Motor Shield 22V 8A 650nm To test the unit useStronger DC Motor Control for Robot Cars and Motion Projects The Dual Channel H Bridge Motor Shield 22V 8A is a practical motor driver from Circuitrocks for students, makers, and repair friendly builds. It fits well in projects that need higher current motors, while keeping setup straightforward for testing and prototype work. Compared with generic parts, this product stands out through details such as Dual channel control, 22V, 8A. That makes it a