Itian Multifunctional 4 in 1 Car Digital Clock, In/Out Thermometer, Voltage Monitor

• 4 in 1 designed: clock, indoor and outdoor thermometer, voltmeter, freeze alert.
• Supply by car power, and built-in memory battery that can keep working without backlight after turn-off the car power supply.
• Indoor/ outdoor thermometer: can choose Fahrenheit and Celsius mode, with range of -50°C - 70°C.
• Digital clock: 12/ 24 hour mode choose.
• Small and easy to install in your car, big LCD screen and blue/ orange backlight makes it easy to see.

Functions: Display: 1.LCD large screen; 2.Blue and Orange backlight choose; Clock Function: 1. Calendar: day and date 2. 12 / 24 hour mode; 3. Alarm clock and 5 minutes Snooze function, snooze time: 5 minutes; Thermometer Function: 1. Adjustable Degrees Fahrenheit and Celcius; 2. Outdoor and Indoor temperature monitor; 3. Temperature Accurate: ±1.0 °C 4. Temperature Metering Duration: 60s Voltmeter Function DC: 12V Key-press Functions: TIME: Change day and date. Press 2s to enter the time setting status; ALM: Display the alarm time. Press 2s to enter the alarm setting status UP: Upward key +1. Under alarm setting status, press to turn on/ off the alarm sound. SNZ: Set snooze DOWN/ Fahrenheit / Celcius: downward key -1, switchover between Fahrenheit / Celcius. Press 2s to turn on the outdoor Freeze-alert. What's in the Box: 1 * Car 4 In 1 Tester 1 * User Manual