IT WORKS
HI IT WORKS HAS A ON OFF SWITCHHAS SMALL NUMBERS SO SQUINT YOUR EYES TO READ ITWHEN NIGHT TIME COMES STICK YOUR FINGER OUT THE WINDOW CAUSE ITS VERY HARD TO READ THIS AT NIGHTIF YOU HAVE TO READ IT BRING A FLASH LIGHT WITH YOUSO AM I HAPPY WITH IT NO NOT AT ALL WAS NOT WORTH CLEANING THE WINDOW TO INSTALL A PERSON THAT BUYS THISWANTS TO KNOW HOW COLD OR HOT IT IS OUT SIDESO THE GAUGE SHOULD BE AT LEAST EASY TO READ NOT THIS SMALL NUMBER YOU HAVE TO PUT YOUR GLASSES ON TO SEEAND I ALREADY SAID WHAT YOU CAN DO WHEN ITS DARK OUTSTICK YOUR FINGER OUT THE WINDOW IT IS REALLY USELESSIF I HAD TO BUY THIS AGAIN I WOULD NOT I PUT A ICE TRAY OUT THE WINDOW IF THE ICE FREEZES YOU KNOW ITS COLD OUT LOL BE GOOD