Be used for rotation speed measurementCombining the advantages of stable signal, wide range of operating temperature, small size, simple assembly, etcIt covers a wide range of measurement, and it is able to measure the zero rotation speedOutput signal: sine waveSignal duty factor: 47+/-5%Inductance distance: less than 1mmConnecting way: two wires connectingProtection rank: IP67Sensor Type: Magnetic InductionType: Rotation Speed SensorOperating temperature: -30-85 CelsiusThread Type: M16colour:GoldenMaterial:Aluminum alloyPackage Contents:1 x Tachometer senderOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.