This sensor module have great adaptive capability of the ambient light, having a pair of infrared transmitter and the receiver tube.
The infrared emitting tube to emit a certain frequency, encounters an obstacle detection direction (reflecting surface), infrared reflected back to the receiver ..
This is diffused 10 mm package Yellow color LED
A light-emitting diode (LED) is a two-lead semiconductor light source. It is a p–n junction diode that emits light when activated. When a suitable current is applied to the leads, electrons are able to recombine with electron hole..
Red LED-SMD(1206 Package) Pack of 10 Leds
This is Red SMD LED in 1206 package.
There are more and more hobbyists taking advantage of surface mount technology these days. With affordable tools like hot air and hotplate reflow ovens, electronics enthusiasts are shrinking their projects ..
This is called RGB LED. it has four legs RED, GREEN, BLUE and one long pin is common pin for three and that is anode. That means you have to provide VCC supply to the anode pin and three pins can be controlled by microcontroller and by mixing these three color you can generate any color you want. &n..