52mm 4 in 1 Digital Gauge Meter for Boat RV with Fuel Level Oil Pressure Water Temperature Voltmeter Black Bezel DialFeatures1STABLE PERFORMANCE: Made of 316L stainless steel bezel and curved glass, this meter is suitable for use in acidic, humid environments with fog proof function. IP67 waterproof and dustproof, ideal for marine and harsh environments. 2ACCURATE DIGITAL DISPLAY: High precision, high repeatability, and easy to use digital display with red backlight for night time boat viewing, ensuring accurate and reliable readings. 34 IN 1 DESIGN: Get oil level, oil pressure, water temperature, and voltage information with just single meter, reducing the number of devices and saving space, especially suitable for limited spaces on boats, yachts, RVs, etc. 4ENHANCED DATA READING: Boost efficiency with this meter that eliminates the need to switch between different gauges. Easily view oil level, water temperature, and voltage data at a glance for convenient use. 5MULTI FUNCTIONAL: Featuring wide working voltage range of 9?32VDC, low power consumption, and quick start up time. Snap connection design ensures secure attachment, suitable for various watercraft under strong vibrations.SpecificationItem Type:?Boat GaugeMaterial: Stainless Steel 316L Bezel + Anti Fog GlassGuard Rating: IP67, fully waterproof with anti fog functionDisplay: Fuel Level + Oil Pressure + Water Temperature + VoltageBacklight Color: Red (default), Green, Blue, White, Yellow, Yellow-Green, Orange, Purple (color changeable)Operating Voltage: 9-32VDCOperating Current: 60mAOperating Temperature: -30C to +70CStorage Temperature: -40C to +85CIP Rating: IP67, can operate underwater at 1mFitment: For Boats, yachts, motorhomes, trucks, motorcyclesWiring:1. Red Wire: +9-32VDC2. Black Wire: Oil Level Signal Input3. Orange Wire: Backlight (+)4. Blue Wire: Power Supply Negative (-)5. White Wire: Oil Pressure Signal Input6. Purple Wire: Water Temperature Signal InputPackage List1 x Gauge1 x Wire1 x Mounting Base2 x Nut1 x User Manual