Features: It displays driving datas on the front windshield such as speed,RPM,fuel consumption,water temperature,voltage on the car front window gla;avoiding drivers unsafety because of watching the instrument while driving.Drivers can read the driving information instantly , and can always keep the best state on the way with HUD. A variety of operating interface modes and colors can be switched freely, It will bring more fun and Technological sense to you. Alarm:Over speed alarm,RPM AlarmHigh water temperature alarmLow voltage Alarm...... Automatic adaptation models, in line with OBDII or EUOBD models Plug Ready to use (car auto diagnostic system) 3.5' L Screen, Windshield Projector, Small but nice Speed Unit KM/H & MPH Switch freely Flexible brightne adjustment. automatic and manual brightne adjustment mode, not dazzling Model design:New tooling design with Sunshine Hood 7 different functions to match freelyChoose your favorite combination Besides the device can work well on OBDII EUOBD standard cars, it can also supports some new hybrid & automatic start / stop cars Accept customization with different MOW Limit: Add Start-up Screen with your logo; Customize Package; Add new functions and display interfaces... Specificaitons Condition: 100% Brand new Model :M6S Colour: Black Product size: As picture Material:ABS Ambient temperature: -40C-+120C Imaging screen: LED display Sleeping current: about 20MA Working voltage.(A11v-18vdc(12vdc/200MA) environmental noise: <=60db Relative humidity: 10%-95% Atmospheric preure: 86-106kpa Note: OBD2 model can work for OBD2 gasoline vehicles produced after 2004 in USA, and OBD2 gasoline vehicles produced after 2008 in other countries. OBD2 model is not applicable for the following cars: Incompatibility: American models: Dodge, JEEP, IMSEOER, Chrysler and cars manufactured before 2004 in USA Incompatibility: French and Italian cars are not available: Fiat, Maserati, Lamborghini, DS, PEUGEOT , Citroen, Renault, Simca etc. Incompatibility: Some Japanese cars are not available: Suzuki, Mazda 6, INFINITI (QX50 Q50 Q501), Toyota AVANZA in 2013, Lexus (is250, ex250, ES300H), Honda (jazz, CRV) and cars manufactured before 2008. Incompatibility: Korean KIA and some cars of Hyundai (2013 Hyundai Sonata, 2017 KIA Soul PS, etc.) Incompatibility: Hybrid and diesel vehicles, pickups, RVs, cars with modified automotive computers, Volvo, Switzerland, Chrysler Group, all brand models under Fiat Group. Incompatibility: German cars before 2004 For the above cars can not use OBD2 models , please use GPS models. Package Included: 1 x Host 1 x OBD Cable 1 x Reflection Film 1 x Non-slip Pad 1 x Manual About Y03 HUD: Functions: GPS and Beidou dual chips, the speedometer is very accurate, and the speed is refreshed quickly without any delay. Innovative design, with sunshine hood itself, good review even under sun. Plug & Play, after connect power supply, it will work directly, no need any other operation. Large font, clearly visible both during the day and at night. Speed unit is KMH (not support MPH). Wide application, it can work on all cars, trucks, buses, E-scooters, E-bikes. TheDevice is GPS Digital Speedometer, and speed is collected fromsatellites. So if tested at home or parking lot, perhaps speed can'tdisplay correctly. Please test it on the car outside with good signal. Note: it's speed display ONLY, no other function. Specification: Model: Y03 Screen Size: 2.8 Inch Material: ABS+PC Screen Type: LED Applicable models: Universal for most vehicles Color: Black and Green Package Included: 1 x HUD 1 x Micro USB Cable 1 x Manual