1、IP67 Waterproof: The GPS speedometer features a sturdy 316L stainless steel bezel and an IP67 waterproof and dustproof rating, making it suitable for use in harsh marine and outdoor environments. 2、Wide Voltage Design: With a working voltage range of 9‑32V and a maximum rating of 36V, this GPS speedometer is designed for low power consumption, longer life, and fast startup. 3、Digital Display: The speedometer displays speeds from 0‑999KMH in digital format with an LED backlight for easy readability even in low light conditions. The high accuracy and simple design make it easy to use. 4、Fog Proof: The dual layer design of high transparency PC and glass provides superior antifog performance, ensuring accurate speed readings even in foggy conditions. 5、Wide Application: This boat speedometer features a solid locking design that can withstand strong vibrations and is suitable for various marine vehicles such as boats, yachts, and outboard motors. Item Type: Digital GPS Speedometer Material: Stainless steel 316L bezel + antifog glass COG: Chip On Glass technology, which binds the driver chip directly to the glass, with the characteristics of transparency Protection Grade: IP67, The Whole Body Is Completely Waterproof; Excellent Anti Fog Function; Backlight Color: LED Backlight Working Voltage: 9-32VDC, Working Current: ≤ 150mA Working Temperature: -30 ℃- + 75 ℃ Storage Temperature: -40 ℃- + 85 ℃ Protection Class: IP67, Can Work At 1m Underwater Applicable: Suitable For Yachts, Ships, Speedboats, Etc Instrument Range Speedometer Display Range: 0-999KM/H Total Mileage Display Range: 0-999999KM Trip Mileage Display Range: 0-999.9KM Voltmeter Display Range: 8-32V Digital Compass: 0-360 ° Clock: 0-24H GPS Speedometer 1. Connect the wire with reference to the figure: Then turn on the power supply, and the meter can start to work. When the meter starts to work, it is in the search signal state: the speedometer will automatically count, and the GPS water flashes. The counting range is 1-300 to search for the GPS signal. The GPS icon is always on to display GPS normal, normal display speed. 2. Function selection instructions: A. Tap the Mode button on the back of the meter to switch between KNOTS, MPH, and KM/H units, and save them automatically. B. After pressing and holding the Mode button for 3 seconds, the ODO display area flashes and enters the total mileage parameter setting mode: then press and hold the Mode button, and the ODO value increases; release the Mode button and press and hold the Mode button again, and the ODO value decreases (long press The longer the time, the faster the adjustment speed) C. After adjusting to the data you need, release the Mode and Set buttons for 3 seconds, and the ODO data will be automatically saved TRIP: Subtotal mileage, default power failure is cleared. ODO: Accumulated mileage, power failure data is not cleared. 3. Fault code: E01 means that GPS cannot search for GPS signal when powered on. E02 indicates loss of GPS signal halfway through. E03 indicates that the internal circuit of the meter is faulty. 4, clock time adjustment instructions: Tap Set (valid after letting go) to adjust the time. Add 30 minutes for each adjustment. After reaching 24 hours, return to 0. When the meter has a GPS signal, it defaults to World Time (UTC). Users can adjust the clock according to the local time zone. After adjusting it to the same time as the local time zone, release the Set button, and the data is automatically saved. There is no need to adjust the time next time you turn it on. 5. Voltmeter: 12V system voltage is lower than 11.3V. Digital display is red 24V system voltage is lower than 22.6V, the number is displayed in red 1 x Digital GPS Speedometer 1 x Sensor 1 x Pack of Accessories (3Pcs) 1 x Power Cord 1 x Maunal