Car Spark Ignition Tester Pen, Non-disassembly Spark Plug & Coil Tester, High Voltage Diagnostic Tool with Bright Indicator Light, Portable Detection Tool for Car Engine System (Multicolored)

1.This engine spark plug tester pen test without disassembling parts, easy to operate. The notch design at the end increases the contact area and stabilizes the signal transmission.2.This car ignition coil tester shell is anti-drop and wear-resistant, internal components can withstand high voltage, stable performance. Built-in high brightness bulb, you can also clearly observe the flickering state in the daytime.3.You will get 1 x car spark ignition tester pen, with pen clip design, can be put into the pocket or toolkit, easy to carry, suitable for testing spark plugs, high voltage wires, ignition coils and other components.

• Convenient Test: This engine spark plug tester pen does not need to disassemble the parts, just connect the tester pen between the high voltage wire and the spark plug, start the engine and you can judge whether the ignition system is normal or not by the light bulb on and off.
• Special Design: This car ignition coil tester is designed with grooves at the end to increase the contact area with the wires, which makes the signal transmission more stable during the test and avoids misjudgment caused by poor contact.
• Portable: This car spark ignition tester pen has a pen clip design, which can be put into your pocket or tool bag, easy to carry. Built-in high brightness light bulb, even in the daytime, you can clearly observe the flickering status.
• Reliable: This car ignition tester case is made of metal and transparent plastic, anti-shock and wear-resistant, the internal components have been strengthened to withstand high-voltage pulse impact, stable performance for long-term use.
• Package: You will get 1 x car spark ignition tester pen, which can test the ignition performance of spark plugs, high voltage wires, ignition coils and other components, suitable for most of the vehicle's ignition system.