ITEM NAME:GY-US42 I2C PIXHAWK APM Ultrasonic Ranging Sensor Distance Measuring Module.GY-US42 Is A Low-Cost And High-Quality Ranging Sensor Module With Small Power Consumption, Small Size And Easy Installation. Note: Due To The Use Of Integrated Transceiver And Transceiver Ultrasonic Probe, The Blind Area Of Ranging Is About 20 Cm, And Ranging Within 20 Cm Is Invalid.
