2 in 1 Round 12V 24V LED Digital Car Truck Water Temp Gauge temperature sensor temperatura motor + Voltmeter Volt Voltage Meter Feature: With digital display, intuitive observation. Parameter display accuracy and stability, low power consumption. Easy installation, stable performance, anti vibrations and anti bump. When the alarm that is displayed flashing alarm. Specification: Type: blue, red (optional) Material: Plastics Temperature sensor of screw diameter: 10mm For 12.0V/24V car or trunk Power Supplies: Direct Current 9V - 36V Size: 72 * 65 * 65mm / 2.8 * 2.6 * 2.6in Weight: 129g / 4.6ounce Package size: 105 * 80 * 70mm / 4.1 * 3.1 * 2.8in Package weight: 140g / 6.2ounce Package List: 1 * Car 2 in 1 Gauge with Sensor 1 * Bracket _x000D_