Feature:



Multifunction, Time / Voltage / Temperature, 3-in-1;



Power supply voltage: DC 7~30V (with anti-reverse protection);



Display: Four 0.56" LED digital tube;



Display Color: Blue;



Refresh rate: about 300ms / times;



Operating temperature: -40~85'C;



Measuring temperature: -55~125'C;



Minimum input: -55'C;



Maximum input: 125'C;



Accuracy: about 0.2'C;



Overload: No higher than 150'C;



Sensor cable length: 80~100cm;



Sensor probe: 18B20;



Application: for measuring car, room, water, refrigerator, aquarium temperature and DIY, etc;



Measuring voltage: Range 0~200V DC, Accuracy +/-0.1V;



Clock: 24-hour, the battery backup is available 3~4 years;



Display modes:



Only display time;



Only display voltage;



Only display temperature;



Time temperature voltage alternating display;



Mode setting button:



Short press to select the clock, seconds, voltage, temperature display mode;



Long press show "ALL", enter the time temperature voltage alternating display mode, interval of 5 seconds. Short press to exit;



Time setting button:



Short press to adjust the hours, minutes (flashing). Short press again to exit;



Short press the "Mode setting button", the clock starts running;





Wiring of voltage measure:



Red: Power Supply +;



Black: Power Supply -, Measure Voltage -;



Green: Measure Voltage +;