Sensor-Arduino Mini Reed

• The KY-021 Magnetic Reed Switch module is a switch that sends a digital signal when it comes into contact with a magnetic field.
• It is normally open.
• Often used as proximity sensors in mechanical systems.
• Compatible with microcontrollers such as ESP32, Arduino, and Raspberry Pi.

Specifications:

• Operating Voltage: 3.3V ~ 5V
• Output Type: Digital
• Board Size: 18.5mm x 15mm [0.728in x 0.591in]

What's in the box
1 x Sensor-Arduino Mini Reed