Collecting the speed data from GPS and Beidou system, the speedometer is real 10 Hz high refresh rate, it can display the speed in real time.

Features:

• Compatible with all vehicles with USB interface, like cars, EVs, trucks, hybrids, etc.
• Built-in GPS and Beidou system chips, 10 Hz high refresh rate without delay.
• Multiple functions: It can display speed, time, trip time, trip distance, acceleration time of 0-100km, altitude, longitude, latitude, driving direction (angle), with speed alarm and fatigue driving reminder.
• Three-stage overspeed alarm and eight-hour fatigue driving reminder can be set, and system supervision makes your journey safer and more assured.
• Can automatically adjust the brightness according to the intensity of the light.
• Not affected by natural weather such as weather, it can provide satellite timing, collect altitude, and locate latitude and longitude. GPS compass gives you more peace of mind.
• Please use it within 5V, connect the USB cable to the USB interface or the cigarette lighter car charger interface to use.
• 4-inch screen with 16:9 aspect ratio, LED display, you can read the key data easily.
• Double-R chamfering design, clear layers.
• With the double-sided tape and the rotatable suction cup holder, convenient installation.

Specifications:

• Material: ABS
• Color: Black
• Power Supply Method: USB Plug And Play
• Operating Voltage: 5V
• Screen Size: 4-inch
• Speedometer Size(LxWxThick.): 12.7 x 6.4 x 2.2cm(Approx.)

Package Contents:

• 1 x Speedometer 
• 1 x USB Cable ( Power Adaptor Not Included )
• 1 x Double-sided Tape
• 1 x User Manual
• 1 x Suction Cup Holder

Please note:

• Please test it on the car outside with good signal.
• Due to manual measurement, there might be a tolerance in the product size.
• Due to the lighting effects and shooting angles, the color of the item and that shown in the picture might have a nuance.