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036 Inch 3 in 1 Time Temperature Voltage Meter Display with NTC DC7 30V Voltmeter Electronic Watch Clock Digital TuFeature Reverse does not burn the number does not shakeDigital tube 36 x 14 x 13mm L x W x H Board 35 x 16mmPower supply 7 30V high brightness LED digital tubeColor red blue green yellow optional 4 display modes 1 Display time only 2 Display temperature only 3 Display voltage only 4 Time temperature voltage is alternately displayed Note 1 The difference between 33v and 200v is that the maximum measurement voltage is different Car battery 12v can select 33v and electric vehicle can select 200v 2 Three in one table temperature sensor line defaults 1 meter can not be extended will affect the accuracy of time after extension please think twice VoltageR ange 0 33V error 0 02VR ange 0 200V error 0 1VPower supply 7 30V Two r anges are available Temperature 50C 125C NTC probe extension line 1 m waterproof Accuracy 0 0625 no calibration required Time24 hour system clock chip accuracy of 15ppm with power off memory function accurate time Key setting Button 1 Short press to select the clock second voltage temperature display mode Press and hold to display ALL enter the time voltage temperature tracking mode with an interval of 5 seconds Press the button again to exit the mode Button 2 Short press to adjust time minute flashing and press one button to adjust Press button 2 again to exit the adjustment mode Remarks Adjust minutes the clock will stop after exiting and press the button to start walking Package includes 1 x
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