Introduction: MaxBotix designs and manufactures ultrasonic sensors for various applications. The unique HRLV MaxSonar EZ sensor produced by MaxBotix is a high-performance ultrasonic sensor with noise suppression, improved automatic calibration, and factory calibration beam modes. The HRLV MaxSonar EZ sensor has three outputs: analog voltage, pulse width, RS232 or TTL serial data; The industrial high-resolution outdoor HRXL MaxSonar WR sensor features a sturdy PVC casing design to meet IP67 water intrusion requirements. The HRXL MaxSonar WR outdoor ultrasonic sensor features high power output, noise suppression, automatic calibration, temperature compensation, and factory calibration beam mode.