This is an Infrared Barrier Module that can be used with any microcontroller unit. When the module detects obstacles in front of signal transmitted by IR LED, green indicator light goes ON, and "OUT" port sustains transfers low-level signals. ...
The LM358 Dual Operational Amplifier series consists of two independent, high gain, internally frequency compensated operational amplifiers which were designed specifically to operate from a single power supply over a wide range of voltages. ...
