Feature 1、IP67 WATERPROOF GUARD: 52mm multifunctional gauge features a dual layer anti fog structure with high transparency curved PC and curved glass, providing excellent anti fog performance. Suitable for marine and various harsh environments. 2、7 COLOR BACKLIT DISPLAY: Equipped with a backlight for night time visibility, the digital display offers high accuracy, excellent repeatability, and strong universality. Easy to read with precision and stability. 3、EFFICIENT POINTER DESIGN: Enhances data reading efficiency, allowing users to easily understand speed data at a glance without switching between different gauges. Convenient use for marine vessels and watercraft. 4、WIDE VOLTAGE RANGE: Designed for long term operations with 9‑32v working voltage, up to 36v maximum. Low power consumption, long lifespan, high accuracy, and short start up time for reliable performance. 5、SECURE CONNECTION: Featuring a snap on connection for secure attachment, ensuring the gauge operates even under strong vibrations. Ideal for boats, yachts, and various watercraft applications. Item Type: 52mm Digital Gauge Material: ABS Guard Level: IP67, Fully waterproof with excellent anti fog function Backlight Color: Red (default), Green, Blue, White, Yellow, Yellow Green, Orange, Purple (color switchable) Alarm Default Settings: Fuel and Water Level Alarm ≤ 1/8; Sewage Level Alarm ≥ 7/8; Water Temperature Alarm ≥ 96°C; Oil Temperature Alarm ≥ 120°C; Pressure Alarm ≤ 0.8 bar; 12V Voltage Alarm ≤ 11.3V; 24V Voltage Alarm ≤ 22.6V Operating Voltage: 9-32VDC Operating Current: ≤ 70mA (24V) Operating Temperature: -30℃-+70℃ Storage Temperature: -40℃-+85℃ Fitment: for Boats, Yachts, RVs, Trucks, Motorcycles Wiring: 1. Red Wire - +9-32VDC 2. Black Wire - Sensor Signal 3. Orange Wire - Backlight (+9-32VDC) 4. Blue Wire - Power Negative (-) Package List 1 x Gauge 1 x Wiring 1 x Retaining Buckle 2 x Nuts 1 x User Manual