Feature:1. 4 pulse modes, the output pulse and pulse width are 1pulse/250ms, 50pulse/7ms, 100pulse/3.5ms and continuously 50 pulse per 1450ms with 7ms pulse width for each.2. In the continuous working mode (mode 4), it can help you identify whether the injector is good when the engine is turned off.3. This tester can diagnose injector problems, and you can use it separately on each injector to test for jams, leaks or burnouts.4. This Injector Tester uses a 12V car battery as a power source and can be used with any fuel pressure tester.5. The lock mode can ensure the same test conditions and facilitate the comparison of test results.Specification:Item Type: Injector TesterMaterial: PlasticPower Supply: 12V vehicle batteryOperation Environment: 0 to 40, relative humidity <80%Storage Environment: -10 to 50, relative humidity <85%How to Use:Turn off the vehicle's engine.Connect Black / Red Clip to the Negative / Positive terminal of battery.Connect pulse output terminal to the fuel injector.Press the "MODE SET" key to select the desired pulse mode.Press the "PULSE" key, the tester will output pulse to the injector, and then the pulse signal.The indicator light will illuminate for indicationExplanations for 4 Modes:Mode 1: the tester outputs 1 pulse, whose pulse width is about 250msMode 2: the tester outputs 50 pulse, every pulse's pulse width is about 7msMode 3: the tester outputs 100 pulse, every pulse's pulse width is about 3.5msMode 4: the tester outputs pulse continuously at the rate of 50 pulses per about 1450ms, every pulse's pulse width is about 7msApplicable Brand: Fit for Ford Australia, Fit for Benz, Fit for Brilliance, Fit for Chevrolet, Fit for Chevy, Fit for Chrysler, Fit for Dacia, Fit for Dadi, Fit for Daewoo, Fit for Daihatsu, Fit for Demo, Fit for Fiat, Fit for Fit ford, Fit for GM, Fit for Holden, Fit for Honda, Fit for Hyundai, Fit for Kia, Fit for Lancia, Fit for Land Rover, Fit for Mahindra, Fit for Maruti, Fit for Mazda, Fit for Mitsubish, Fit for Nissan, Fit for Opel, Fit for Romeo, Fit for Rover, Fit for Saab, Fit for Seat, Fit for Smart, Fit for Suzuki, Fit for Tata, Fit for Yamaha, Fit for Isuzu, Fit for Jaguar, Fit for itroen..Package List:1 x Injector Tester1 x Manual1 x Tool Bag