HW-040 360 Degree Rotary Encoder Brick Sensor Module is a device that generates an electrical signal based on how much the rotary input device (knob) is rotated and the direction it is rotating. It is a position sensor with a knob and can be used to control stepper or servo motors with precision.

Specifications:

1. Model: HW-040
2. Working voltage: 5V
3. Material: PCB + Brass
4. Mechanical angle: 360 Degrees
5. Output: 2-bit gray code
6. Positions per revolution: 30
7. Weight: 10g
8. Size: 32 x 19 x 30mm