Digital LCD Auto Car Thermometer Voltage Meter Monitor Clock Blue Green Light<br /><br />Features:<br /><br />Date\/ Hour Week\/ Second Display: Switch the display between 12-hour and 24-hour<br />Alarm Clock: Snooze function with 5 minutes interval<br />Switch temperature display between Celsius and Fahrenheit<br />Car battery voltage indicator<br />Temperature Measurement Range: -50\u2103-70\u2103<br />Backlight color: green\/blue switchable (Color random delivery)<br />Device Dimensions: Approx. 90x55x25mm\/ 3.54x2x0.98&amp;quot;<br />Base Diameter: Approx. 45mm\/ 1.77&amp;quot;<br /><br />Package Included:<br /><br />1 x Car Thermometer Voltage Meter Clock<br />1 x Outside Sensor<br />1 x Power Plug (Cigarette Lighter)<br />2 x CR2032 Button Battery<br />1 x Multi-Language Manual