Specifications Material Aluminum Acrylic Power DC 10 15V 12V Professional Unit Celsius Reads Range 50 150C Light Colour White Orange Backlight Red Diameter 2 5 60mm Packing Size 15 x 8 x 11cmFeature 270 degree sweep Illuminated red needle display High accuracy and easy operation Easy Installation then you can use it conveniently LED display between white and orange light through different wiring connect modes When the temperature alarm the backlight becomes red and flashing continuously the temperature alarm point can be set by the button Fitment Universal fit for 12V Cars Packing included 1 x Water Temperature Gauge 1 x Users Manual In English