features:<br />1. 100%  and high quality.<br />2. material: plastic+electronic compenonts<br />3. color: black<br />4. display: red led digital<br />5. voltage: 12-24v<br />6. operating voltage: dc 5v<br />7. working temperature: -1~+70▲c<br />8. measuring temperature: -9~+50▲c <br />9. configuration: 2* aaa batteries(not included)<br />10. usage: clock function with alarm， display the interior temperature<br />11.  for all 12-24v cars<br /><br />package included:<br />1 x led digital auto car clock thermometer <br />1 x  user manaul<br />