0.28 Inch 3-in-1 Time + Temperature + Voltage Display with NTC DC7-30V Voltmeter Electronic Watch Clock Digital Tube

Feature:

 

Reverse does not burn, the number does not shake

Digital tube: 32 x 10 x 13mm (L x W x H)

Board: 35 x 16mm

Power supply: 7-30V, high brightness LED digital tube

Color: 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.

 

Voltage	R ange: 0-33V, error +-0.02V R ange: 0-200V, error +-0.1V Power supply 7-30V. Two r anges are available.
Temperature	-50 ° C ~ 125 ° C, NTC probe, extension line 1 m, waterproof. Accuracy 0.0625, no calibration required.
Time	24-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 Voltmeter