2-in-1 Car Auto 12V Dual Display LED Digital Thermometer Voltmeter

2-in-1 Car Auto 12V Dual Display LED Digital Thermometer VoltmeterFeatures: 1. The product design into some cigarette type; use; directly inserted into the car cigarette lighter; very convenient2.12-24 v input voltage; can be used in automotive; truck; rv; boat; bus; etc3. The thermometer can test - 10-80 _?temperature; may at any time within the check-out car current state temperature.4. The voltage meter can measure 8-36 v voltage; pay close attention to the car voltage state at any time; can timely deal with emergency and ensure driving safety5. This product is charging circuit adopts special high efficient IC design; with makings fastidious; charging for a long time no fever; prolong service life; ensure use safetyAuto car seal voltmeter with cigarette lighter type thermometer voltmeter thermometer double LED display 12VSpecifications:Name: car one voltmeter + thermometerModel: CS - 302Size: 4 cm in diameter; length: 7.5 cmMaterial: ABS environmental protection; intelligent IC chip surfaceLight color: Red + Blue;  Red + Red; Red + Green displayThe input voltage: 12 to 24VVoltage measurement range: DC8-36VTemperature measurement range: - 10-80 __nstallation method: use; directly inserted into the cigarette lighter car inside can be normal usePackage Content:1 x LED Dual Digital Thermometer Voltmeter