["Features:\r\nMulti-function car LCD digital display\r\nWith car charger, and can real-time monitor temperature and car voltage\r\nTo ensure the safety of your car\r\nEasy to install, no needed the professional skill\r\nA special car thermometer with stylish and lightweight design\r\nProvide extremely convenience\r\n\r\nFunction 1: Car-Mounted Charger\r\nFunction 2: Simply plug into cigarette socket, Instant conformation of battery voltage, Low power consumption high light dispaly\r\nFunction 3: Digital Thermometer\r\n\r\nSpecifications:\r\nColor: Black\r\nLCD Indicator Color: Blue+red/Green+Red, Red+Red\r\nVoltage Measuring Range: for DC 8-40V\r\nInput Voltage: 12~24V\r\nOutput Voltage: 5.0V\r\nMaximum Output Current: 2.1A\r\nTemperature Measuring Range: -10~80℃\r\nLength: 8cm/3.15\"\r\nDiameter: 4cm/1.57\"\r\nQuantity: 1 Pc\r\n\r\nNote:\r\nPlease allow 1-3mm error due to manual measurement.pls make sure you do not mind before you bid\r\nDue to the difference between different monitors, the picture may not reflect the actual color of the item.\r\nThank you!\r\n\r\nPackage Contents:\r\n1 x USB Car Voltmeter Thermometer"]