Key benefits Reliable, long-lasting build: made from high-quality, wear-resistant materials for durable everyday use. Simultaneous interior and exterior readings: monitor cabin temperature and outside temperature at the same time to make safer, more comfortable driving decisions. Easy to read and easy to install: large digital LCD with big characters for quick glances; simple plug-and-play connection to your car charger and optional adhesive mounting. What this product does for you Helps you avoid overheating or overcooling the cabin by showing both inside and outside temperatures at a glance. Gives you the information needed to adjust ventilation, heating, or air conditioning quickly and efficiently. Durable construction means the device stays reliable over time, whether you use it daily or occasionally. Main features Dual-temperature measurement: displays car interior temperature and external temperature simultaneously. Digital LCD display: large screen and oversized characters for clear visibility while driving. Durable materials: wear-resistant construction for extended product life. Simple installation: connect the external sensor to the vehicle car charger to power and use the unit. Flexible mounting: double-sided tape included for outdoor placement; can be freely stuck in the Vision-Chàmp. Compatibility and practical details Powered via the vehicle car charger socket — compatible with vehicles that provide a standard car charger outlet. Compact size and clear display designed for dashboard or windscreen-area placement. Designed as a multifunctional car thermometer for everyday driving and varied weather conditions. Typical use scenarios Daily commuting: check interior and exterior temperatures before starting the trip to set climate control appropriately. Hot weather parking: monitor cabin temperature after leaving the vehicle parked in the sun to decide when it’s safe to return. Winter driving: compare outside temperature with cabin temperature to detect freezing conditions or fog risk. Why choose this model Straightforward, dependable functionality without unnecessary complexity: dual-temp readings, a clear digital display, durable materials, and a simple car-charger installation method make it practical and easy to use. Designed for drivers who want fast, clear temperature information to improve comfort and safety on the road.