Product Model: OKY3278
Photo Interrupter Sensor Module For Arduino
Product Description
1.Photo interrupter module and a digital interface, built-in 13 LED
build a simple circuit to produce.photo-interrupter warning lamp
2.It comes with digital interfaces of the LED, the light blocking
access number 3 sensor interfaces,sensing when the light
Interrupter device senses a key signal, LED lights, otherwise off.