-Double temperature inside and outside the car<br> -12/24V car universal, ultra-simple installation<br> -Vehicle-mounted high temperature and vibration resistance<br> -bracket angle adjustment, rubbing and fixing.<br> --5M car impact and probe wire<br> -low power consumption, super power saving<br> -Temperature measuring range: inside the car:-20 ~+70 C.<br> Outside:-50 ~+70 C.<br> Installation:<br> 1. Fix the product on the car, place the outdoor probe outside the door, install an AG10 battery, and the LCD displays the current temperature inside and outside the car.<br> 2, plug in the car power supply, the product appears blue backlight.<br> 3. If there is no vehicle power supply and backlight, it is only the product to test the temperature inside and outside the vehicle.<br> Package includes:<br> 1x Thermometer<br> 1x Manual<br> 1x Charger cable