Features100% Brand New and High Quality.This injector tester can be used to help identify stuck, leaked or burnt conditions and it runs on 12V vehicle battery power.Large LED display / 4 pulse modes. Test lead: 41.5 cm/16.3 inches.It can be used with any fuel pressure tester to easily clean most car motorcycle injectors.It will help us to clean and test the fuel injectors of gasoline cars and motorcycles.The car engine must be turned off before using this instrument.Specifications:Power: 12V car batteryOperating environment: 0-40C, relative humidity <80%Storage environment: -20C ~50C, relative humidity <85%Size: As shown4 modes description:Method 1: The tester outputs 1 pulse, the pulse width is about 255msMethod 2: The tester outputs 50 pulses, and the pulse width of each pulse is about 7msMode 3: The tester outputs 100 pulses, and the pulse width of each pulse is about 3.5msMode 4: The tester continuously outputs pulses at a rate of 50 pulses every 1450ms, and the pulse width of eachpulse is about 7msPackage includes:1 x Fuel Injector Tester1x Manual