9pcs Cylinder Pressure Gauge Kit and Spark Plug Tester, Universal

[Automobile test complete kit]: Complete package allows you to easily test the condition of the car[Spark plug tester value]: Spark plugs must be equipped with spark testers for engines: spark plugs, you can quickly and easily diagnose ignition or engine outboard motor problems and failures in the fuel delivery system; if you send sparks, the tester will mirror the sparks , You can see it light up, so you can find dirty spark plugs, defective cables or connectors, etc.[300psi dual unit measuring instrument, 3 inches (about 7.6 cm) dial]: This pressure gauge is easy to read, 0-300 PSI and 0-20 kg/cm square double unit, the meter cover is made of scratch-resistant coating and rubber Protective protection to absorb shock; in addition, all items are contained in a shell for easy storage, and accessories can meet most or all needs. Most engines, good kits, your garage as a whole[Easy to use]: First, remove the fuel pump and fuel injection fuse, disconnect the main wire from the coil and spark plug wire, and remove the spark plug; then start the threaded end of the pressure gauge by hand; finally, turn on the igniter and press the throttle, Rotate the engine for four revolutions to obtain accurate dataNote: Before performing the cylinder pressure test, please make sure that all parts have been installed; when the ignition is turned on, do not contact any part of the spark plug tester or the test unit, turn off the engine and remove the keyType: Cylinder pressure gaugecolour:Photo colorMaterial:Rubber+metalPackage Contents:1 x Spark Plug Tester1 x 300PSI Dual Units Gauge1 x Straight Rubber Cone Adapter1 x Curved Rubber Cone Adapter4 x Brass Adapters1 x Extension HoseOnly the above package content, other products are not included.Note: Light shooting 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.