Feature 1The tachometer uses a stepping motor to increase the sensitivity, which is very convenient for your use. 2Numbers and pointers can be clearly displayed in the dial, so that you can read it in the dark. 3Equipped with the characteristics of low power consumption, long life and high precision, which can well meet your needs. 4This GPS threeinone tachometer can display the speed, the water temperature and the oil pressure. 5This GPS tachometer is made of highquality ABS and stainless steel material, which is strong and durable.Item Type: GPSSpeedGaugeMaterial: ABS + Stainless SteelScreen:OLEDScreenVoltage: 9-32V DCCog: Angle of Navigation, Navigation DirectionTRIP: Single Mileage, Power OutageCumulative Total Mileage: 0-999999NMWaterproof and Dustproof Level: IP67Suitable for: Car / Truck / Ship .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x GPSSpeedGauge1 x Manual1 x GPS Antenna