Premium Quality Material Ensures Longer Service: This Generator Speed Sensor is made of new and high quality material ensures longer service. Good Durability: This Rotational Speed Sensor is made of high quality material, which offers good durability for use. High Sensitivity and Efficiency: This Magnetic Pickup Speed Sensor is finished by professional manufacturing, excellent sensitivity and high reliability. perfect Replacement Tool : This Magnetic Pickup Generator Speed Sensor is a great and direct replacement for the old or damaged one. Generator Accessories: This Magnetic Generator Speed Sensor has stable performance and is a good accessory for generator. Colour: black + silver Material: metal Package Contents: 1 * RPM sensor Only the above package content, other products are not included. Note: Light reflection 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.