Mini Car Digital Clock Thermometer Voltmeter 3 IN 1 Luminous Vehicle Clockღ R7C3

Type: Car clock/Thermometer/Voltmeter
Material:Plastic
Color:Black
Light Color: Blue/red/green
Quantity:1pc
Input voltage: 5 20V (to use the voltmeter function, the input voltage is at least 7V or more)
Voltmeter range: 7 20V, error ± 0.1V
Temperature measurement: -50 to 130 degrees
Working current: 30MA
Item Size:4*1.3*1.4cm/1.6*0.5*0.6"(L*W*H)
1.There are three functions,Set time, temperature and voltage
2.Three functionscan be switched at any time.
3.Total 4 kinds of display modes.
4.Only display time/only display temperature/only display voltage/three of functions alternate display (Note: in the alternatedisplay mode, can choose whether to display the temperature or voltage,through the dd option under the condition of dd:0 display time + temperature+ voltage. dd:1 display time + voltage. dd:2 display time + temperature).
5.Manual correction function with temperature error, setting range of -55.
6.With a backup battery, power down time to continue to go.

Package includes:
1 x Digital Car 3in1 Meter