Bought this just before towing my trailer on an 8 hour cross country trip in Colorado. Because of the crazy changing weather, altitude and temperature conditions, I wanted to be able to control my trailer tires. The first worked fine on the kitchen counter, but as soon as I attached it to the windshield and pulled it out of the garage, half of the backlit LCDs on the display stopped working. Apparently, when the solar panel generated a charge, it turned off about half of the LCD, making itβ¦