Car Time / Voltage / Temperature Meter w/ 2 Blue LED Display - Black

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 +; 1:Keep time moving when power off it cannot light up LED 2:Mode-Swltch to display Time£¬Temp£¬Volt 3:Time Setting 4:Sensor Cable Length-about 80-100cm

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