- Accurate Temperature Monitoring: The unit displays temperature in both Celsius and Fahrenheit, ranging from -10 °C to 70 °C. It provides precise temperature readings for both the interior and exterior of your vehicle. The LED backlight ensures easy readability, even in low-light conditions. - User-Friendly Operation: When connected to your vehicle, the backlight activates, showing all vital information—including time, temperature, and voltage—on the LCD screen. While powered by the car's cigarette lighter, the backlight remains off when using the backup battery. - Professional Car Battery Voltmeter: This device features a 180-degree rotating base for optimal visibility. It continuously monitors your car battery voltage and includes an alarm sensor that alerts you if the voltage is too high or within normal limits. - Multi-Function LCD Clock: Keep track of your schedule with a display that shows the date, time, and seconds. Easily switch between 12-hour and 24-hour formats. The built-in alarm clock comes with a snooze function that allows for 5-minute intervals, ensuring you never miss an important appointment. Use Scenarios: 1. Daily Commutes: Monitor the temperature inside your car and ensure a comfortable driving environment while keeping an eye on your battery health. 2. Long Road Trips: Easily check the time and battery status, allowing you to manage breaks and charging needs effectively. 3. Emergency Situations: With accurate voltage readings and alarms, you can avoid unexpected battery failures and ensure your vehicle is always ready to go.