Features: The injector tester helps to identify blocked, leaky or blocked condition. injector burn. Large display with 4 pulse modes, single, short, long and continuous, helps to identify the injector. It can be used with any pressure tester from fuel. 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 or 16.3inch. Features: Material: ABS Power: 12V Working condition: 0-40 , relative humidity: 80 percent Storage condition: -20-50, relative humidity: 85 percent Item size: 125x72x25mm or 4.9x2.8x1.0in Item Weight: 162g or 5.7oz Package Size: 190x160x30mm or 7.5x6.3x1.2in Package Weight: 250g or 8.8 oz Note: The car engine must be turned off before using this instrument. List of packing: 1x Fuel Injector Tester 1x Manual