IR Module for Hand Sanitizer Machine, Made In India

Product Description

Most popular module for making touchless Hand Sanitizer Machine. This is basically same module earlier used for obstacle sensing in various robot kits. Basic principle is simple, IR LED emits infrared lights and the IR photo diode sense the reflected ir lights. LM384 ic is there to set the distance of the obstacle.

When it sense the obstacle, the output goes high and when it does not sense anything it remains low.

Features:
Easy to assemble and use
Onboard detection indication
The effective distance range of 2cm to 80cm
A preset knob to fine-tune distance range
There is an obstacle, the green indicator light on the circuit board.