Maxbotix XL-MaxSonar-EZ4 High-Performance Ultrasonic Rangefinder

The Maxbotix MB1240 XL-MaxSonar-EZ4 High-Performance Ultrasonic Rangefinder includes a centimeter resolution and has the highest noise tolerance and narrowest beam width of any sensor in the XL‑MaxSonar‑EZ sensor line, short to long distance detection, range information from 20 to 765 cm, a 10 Hz read rate, and various output options: pulse-width, analog voltage, and RS232 serial.