Features: The injector tester can identify the condition of blockage, leakage or burning of the injector. Large display with 4 pulse modes, single, short, long and continuous modes, helps to identify the injector. It can be used with any fuel pressure tester. NOTE: Gasoline car only, NOT the diesel engine Easy to use and operate, stand powered by 12V car battery. Lightweight and easy to carry. Test line: 415mm/16.3in. Specifications: Material: ABS Power: 12V Working condition: 0-40, relative humidity: 80% Storage condition: -20-50, relative humidity: 85% Item size: 125*72*25mm /4.9*2.8*1.0in Item Weight: 162g/5.7oz Package Size: 190*160*30mm/7.5*6.3*1.2in Package Weight: 250g/ 8.8oz : The car engine must be turned off becompatiblee using this instrument. Packing List: 1 * Fuel Injector Tester 1 * Manual