Feature:1. Large font, high-definition experience: the front adopts metal nanotechnology to eliminate redundant reflexes and make the screen display clearer. 2. Built-in hood: The integrated hood design design can block the glare of the display screen to avoid dazzling when driving at night. 3. Upgraded hardware: Lian Yong technology solutions, new imported low-power chips, non-destructive standby completely solve the problem of high power consumption! Smart switch, power on/off with car engine. 4. Function: vehicle speed, water temperature, voltage, single mileage. 5. Alarm: overspeed alarm, water temperature alarm, voltage alarm, fatigue driving reminder, fault alarm.Specification: Screen size: 3.5inch Material: ABS + electronic components Colour: Black Product size: 86x37x16mm/3.39x1.46x0.63"'""'" Box size: 14.4x8.7x5cm/5.67x3.43x1.97"'""'" Gross weight: 153gCompatibility: For OBD2 gasoline vehicles produced in the United States after 2004 For OBD2 gasoline vehicles produced in other countries after 2008. For special models and modified models, please consult customer service.Incompatibility: NOT for American cars before 2004 (including 2004): NOT for Dodge, NOT for JEEP, NOT for IMSEOER, NOT for Chrysler. NOT for French and Italian cars: NOT for Fiat, NOT for Maserati, NOT for Lamborghini, NOT for DS, NOT for Peugeot, NOT for Citroen, NOT for Renault, NOT for Simca, etc. NOT for some Japanese cars: NOT for Suzuki, NOT for Mazda 6, NOT for Infiniti (QX50 Q50 Q501), NOT for Toyota AVANZA 2013, NOT for Lexus (is250, ex250, ES300H), NOT for Honda (Jazz, CRV), NOT for cars produced before 2008. NOT for Hyundai Sonata 2013, NOT for Kia Soul PS 2017, etc. NOT for Hybrid and diesel cars, pickup trucks, RVs, cars equipped with modified car computers, NOT for Volvo, NOT for Chrysler Group, NOT for Fiat Group"'"s all models.Tips: Before placing an order for modified cars and special vehicles, please confirm whether your vehicle supports OBD2 protocol.Note: There may be slight size deviations due to manual measurement, different measuring methods, and tools. The picture may not reflect the actual color of the item because of different photographing light, angles, and monitors. Packing list 1 X HUD 1 X OBD Cable 1 X Reflective Film 1 X Anti Slip Mat 1 X Manual