1. ultra-compact design， clarity of key information<br />2. The head-up display that projects the speed and other information on the windshield of a car， driving safely not to look down to check the speed again<br />3. No need to install: Just plug lighter car cigarette<br />4.GPS detecting the vehicle speed can be adjusted according to the speed alarm<br />5. Support functions: satellite time， the orientation of the vehicle (electronic compass)， altitude， automatic sleep<br />Color: black<br />Material: ABS<br />Size: 100 x 90 x 23mm<br />USB cable length: 1m<br />Voltage: DC8-18V<br />Input voltage: DC12-24V<br />Working electric current: 40mA<br />Idle electric current: 15mA<br />Electronic compass accuracy: ± 1 °<br />Speed ??range: 0-400KM<br />Clock Accuracy: satellite atomic clock<br />Protection circuit: voltage reversal， surge protection<br />Satellite Positioning time: cold start 30S， hot start 1S<br />12V car charger Output: 1000mA<br />Suitable models: Compatible with all vehicles<br />Buttons and interface: Mini USB interface， power connector， function keys， Up， Down button， mute button<br />Function display:<br />Vehicle speed， time， speed alarm， vehicle orientation (electronic compass)， altitude， automatic sleep and other parameters projected above the front， ready windshield to remind drivers that information on traffic They provide safe driving.<br />1 x HUD<br />1 x Cable<br />1 x Charger<br />1 x USB cable<br />1 x Reflective film <br />1 x Anti-slip pad <br />1 x Manual in English<br /><img src="http://img6.eachbuyer.com/x9/p100/cq638_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq638_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq638_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq638_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq638_5.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq638_6.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq638_7.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq638_8.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq638_9.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq638_10.jpg" />