ALLNET 4duino magnetischer Reed-Sensor für Smart Car

ALLNET 4duino magnetischer Reed-Sensor für Smart CarSmart Car KY-021 DH Mini Magnetic Reed Modules For Arduino
Product Description

Mini magnetic reed KY-021
100% Brand new and high quality
Sensor module
Provide the highest possible performance & reliability
Fixing bolt holes
Material: PCB
Working Voltage: 3.3V-5V
Can be used with duplicator, refrigerator, camera, water & gas meter.
Compatible with standard 2.54mm pins