Features 1.10 in 1 multifunctional gauge which can show fuel level, oil pressure, water temp, voltage, mileage and so on. 2.Equipped with TFT color display, protected by an improved flat glass, easy to read even on sunny day. 3.With GPS speed sensor, signal comes directly from the signal receiver, displaying speed (miles per hour), kmh or knots, quick location confirmation and short start up time. 4.IP67 waterproof and dustproof grade, suitable for boat or yacht envoirment, curved glass for fog?repellent lens. 5.Adopting stepper motors for less power consumption, ultra?wide working voltage design, safe to use, has longer life. 6??Tachometer allows you to read speed and RPM at the same time, comes with manual, easy to use, very practical. Specification Item Type: GPS Speedometer Material: Stainless Steel 316L Bezel + Anti-Fog Glass Color: White Dial Silver Frame Voltage: Long-Term Operating Voltage: 9-32V, Maximum Up to: 36V (?? 1 Min) Diameter: Approx. 85mm / 3.3in Operating Voltage: 9-32VDC Operating Current: ??150mA Operating Temperature: -30-+75?? Storage Temperature: -40-+85?? Multifunction Instruction: Range of Tacho:0-9999 Rpm Range of Speed:0-999 Km/H, Mph, Knots Range of Water Temp: 40-120?? (104-248?H) Range of Fuel: 0-100% Range of Pressure: 0-5bar / 0-10bar, 0-100psi / 0-150psi Range of Odo: 0-99999.9 Km, Miles, Knots Range of Hours: 0-99999.9 Hours Range of Trip: 0-999.9 Km/H, Mph,Knots Range of Volt: 9-32V How to Use: Install the instrument on the instrument panel and fix it, and then turn on the power Connection: 1. Red-+9-32VDC 2. Green-Tachometer Signa 3. Orange--Fuel Signal 4. Black-Ground (-) 5. Purple-Temp Signal 6. Gray-Pressure Signal Note: 1. The Icon Will Be Flickering When the Alarm Was Triggered 2. For Volmeter: A. 12V System -- The Icon Will Be Flickering, when the Input Voltage ?? 11.3V B. 24V System -- The Icon Will Be Flickering, when the Input Voltage ?? 22.6V 3. The Device Could Identy Its Input Power is 12V or 24V Automatcially Installation: 1. Open a hole with a diameter of 85mm on the panel (your cabin panel and instrument panel), insert the instrument into the hole, the panel corresponding to the instrument panel is marked with a boss, and make a small notch at this position, To ensure that there is at least 85mm (3-3/8in) instrument panel on the back of the instrument 2. After installing the instrument into the panel, screw down with the fixing ring 3. Connect the wires, the instrument shell is directly connected to the 12 / 24V power supply 4. Insert the wire harness and fix it firmly on the table Package List 1 x GPS Speedometer 1 x GPS Speed Sensor 1 x Power Harness 1 x Manual