Mini Digital Voltmeter Voltage Meter, 0.36 Inch LED Display, DC 3.5-30V 20V

Specification: Material: electronic componentsMeasuring Range: DC 3.5-30VDisplay: three 0.36inch digital tubeDisplay color : Red Green Blue optionalMeasurement rate: 500mS / times. Measurement Accuracy: 1%Operation Temperature: -10℃-+65℃Dimensions Length 32x Width 14x Thickness 10mmOpening size 23x14mmMounting hole distance 28mmScrew size M2.0x12 self-tapping screws (customer-supplied)Lead length 15cmNet weight 5gGross weight 8g (including packaging)Power supply No power supply, use the measured voltage directly as the power supply. Package Includes: 1 Piece Digital Voltmeter Note: Alarm value adjustment method: There is a red button on the back of the board. Press the button for 3 seconds to display 1-U, release the button, press 1 second to display 2-L, release the button, press again for 1 second to display 3-H, loose Press the button again, press 1 second to display 4-S again; press 1 button for 1 second to display the trimming voltage value, then press and hold again, the voltage value will be fine-tuned upwards, stop and press again, fine-tune downward After the adjustment is completed, the digital save will automatically save and exit; when the 2-L is displayed, the lower limit alarm value can be adjusted; when 3-H is displayed, the upper limit alarm value can be adjusted; when 4-S is displayed, the sound alarm time can be adjusted, the sound The alarm is forwarded in 1 second; in any state, short press the button for half a second, to turn off the audible alarm, short press again for half a second, two times to restart the audible alarm. Giá sản phẩm trên Tiki đã bao gồm thuế theo luật hiện hành. Bên cạnh đó, tuỳ vào loại sản phẩm, hình thức và địa chỉ giao hàng mà có thể phát sinh thêm chi phí khác như phí vận chuyển, phụ phí hàng cồng kềnh, thuế nhập khẩu (đối với đơn hàng giao từ nước ngoài có giá trị trên 1 triệu đồng).....