Characteristics: 100% new high quality. High sensitivity and high efficiency. This Turbo Boost Meter can be an important part of your car. Backlight of the dial for easy reading in the dark. Numbers and hands are clearly visible. Easy to install and easy to use. Professional installation is highly recommended. Universal for 12V turbocharged vehicles. Suitable for all types of modified vehicles. Technical data: Power supply: 12V DC Diameter: 2.5 inch / 60mm Starter cord length: 360mm Location on vehicle: Front Material: ABS + aluminum Light color: white light and red light Signal line: the green line is connected to the green line of the sensor, the white line is connected to the red line, the black line is connected to the black line Power wire: the red and white wires are connected to the positive pole (showing white light), the red and orange wires are connected to the positive pole (showing orange light), and the black wire is connected to the negative pole of the battery. Alarm light: red light Measuring range: -1-3 (bar) Package List: 1 * Turbocharger 1*instrument cover 1 * bracket 2 * Cable 1 * sensor 1 * Pipe 1 * piece of T 1 * filter 1 * English manual