Type Car Light Tester Detection system Conventional Power supply voltage 12 (V) Working temperature -20-50() Size 100(mm) Model Jump Fire Gauge Quickly diagnose all ignition system problems Connect the tool between the spark plug and the socket wire when the colour is red or bent, if the ignition coil is bad, then the fire meter produces normal sparks such as "blue-violet and 2 cm straight lines" Check the condition of the ignition system in each cylinder without the need for an expensive mechanic with this ignition checker. The Spark Checker connects spark plugs and spark plug wires in seconds to rule out dirty spark plug connections, bad points and bad wires or connections. Connects in seconds Specifications Blister card packaging Packing size 17*7*3CM Weight 110g Product Description: -- Condition: 100% brand new; made of plastic, not easy to aging, with good toughness, hardness and balanced mechanical properties, with low temperature impact resistance, high quality products to provide you with high quality assurance. Practicality: -- The grounding clip is firmly fixed and equipped with a rubber sleeve, easy to use. Transparent observation window is convenient for observing the flashing situation and confirming whether it is normal or not, easy to use. WIDE APPLICATION: -- Pre-tested accurate, high quality aftermarket spark plug engine ignition tester. Suitable for basic troubleshooting of all internal and external combustion engines, cars, trucks, motorbikes, generators and more. Excellent performance: -- Lightweight and portable shape, easy to carry and store. Stable characteristics and high reliability. Factory uniform standard, fine mould, professional manufacture, CNC edge processing and cutting, perfect size, each piece is strictly controlled. You can buy with confidence.