Lynxmotion Single Line Detector

The Single Line Detector is an infrared reflective sensor that can be attached to a sumo, or other mobile robot. The Single Line Detector , built by Lynxmotion, is one of the least expensive, best performing sensors available, and it makes a very entertaining addition to any small mobile robot . You can use it to build an encoder, a contact sensor, or a specialized line follower. Soon, your robot will have a very sophisticated behaviour.