All sensors DLVR series is the best airspeed sensor ArduPilot currently support Specifications Brand Name MatekItem Name Digital Airspeed Sensor AS DLVR I2CSensor All sensors DLVR L10D Industrial temperature rangeDLVR L10D Sensor datasheet pls visitwww allsensors comInterface I2C SCLSDA Sensor I2C Address 0x28Pressure Ranges 2500PaMaximum Pressure 75kPaOperating Temperature 25°C 85°CBoard Supply Voltage 4 5 5V DCWorking Current 5mARed LED 3 3V power indicatorJST GH Sequence 5V SCL SDA GNDWeight 3 5g sensor board Wiring5V to FC 4 5 5VSCL to FC I2C SCLSDA to FC I2C SDAG to FC GNDParametersArduPilot ARSPD TYPE 9 I2C DLVR 10in TipsCompatible with ArduPilot only for now INAV doesn t support it AS DLVR I2C support I2C interface only for CAN connection pls visit ASPD DLVR page or use AS DLVR I2C with CAN Node L4313D step file AS DLVR I2C STEP zipPackage Included 1x AS DLVR I2C Sensor Board 1x JST GH 4P to JST GH 4P 20cm silicon wire1x Pitot Tube1x Clear silicon tubing40cm