Main features:<br />This is a car charger with detecting air quality function? detecting slight toxis gas molecules <br />Three colors light indicate three air conditions: Green light is good? yellow is polluted? red is heavy pollution<br />Caring for car air quality at any time? starting your healthy lifestyle<br /><br />    Specifications<br />Specifications<br />	 Color  : White? Black                                                  <br />                        Features: Detecting Air Quality                                                  <br />                        Input  : 12-24 V                                                  <br />                        Output  : 5V/2.0A                                                	<br />Dimension and Weight<br />	 Product weight   : 16 g                                                  <br />                        Package weight   : 0.070 kg                                                  <br />                        Product size (L x W x H)  : 7.3 x 2.2 x 2.0 cm / 2.9 x 0.9 x 0.9 inches                                                  <br />                        Package size (L x W x H)  : 14 x 10 x 3 cm                                                	<br />Package contents<br />	 Package contents: 1 x Car Charger                                                	<br /><br /><br /><br />                                                <br />