Robot Electronics Sharp Infrared Distance Sensors - Robot Electronics GP2YOA41SK0F, This 4 to 30cm infrared distance sensor is ideal for use in robotics projects because of its ease of use. The sensor gives an analogue output which has a 2V variation between the maximum and minimum distances meaning it can be interfaced with just about any microcontroller. Robot Electronics GP2YOA41SK0F 4-30cm Optical sensor 5V
