Ever imagine having your car data such as - Speed- Water (coolant) temperature - Instant gas mileage- Battery voltageprojected onto your windshield for easier reading? You don't have to wait anymore. With ActiSafety ASH-3, all the above data can be shown on your windshield in real time. Simply plug the device into your car's OBD2 port, and that's it. You can choose from green or blue projection screens. (Pictures show the details) I have a couple of these great and brand new Head-Up Displays for sale at only $108.If you are not sure what HUD is but are interested to know more before making the buying decision, please contact me and I will explain to you in details. Thank you.We also carry other great stuff for your cars, such as LED Bulbs, LED Strips, flexible LED Daytime Running Lights, lighted LED emblems and also logo projection lights. tags