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Feature: 1. The wiring of this voltmeter is simple. The conventional two wires are used, the red is connected to the positive, the black is connected to the negative, and the reverse connection is protected. 2. Conventionally, no external working power supply is required, and the measuring voltage c..
$6.99
Ex Tax:$6.99
> Description:   This is a basic, 4-digit 7-segment display module (YELLOW).  The display features decimal points per digit. Module connecting to digital I/O on 2 pins. For Arduino use library: TM1637.h Digit dim. 0.36" Dots decimal ..
$8.99
Ex Tax:$8.99
Feature: ● Super high precision ● Ultra-low startup voltage, red minimum 2.5V, green minimum 2.7V, blue minimum 3.0V. When the power supply voltage is lower than 3.5V, only the brightness is lowered, but the measurement accuracy is not affected. ● With reverse connection protection, it will not burn..
$9.99
Ex Tax:$9.99
Feature: ● Super high precision ● Ultra-low startup voltage, red minimum 2.5V, green minimum 2.7V, blue minimum 3.0V. When the power supply voltage is lower than 3.5V, only the brightness is lowered, but the measurement accuracy is not affected. ● With reverse connection protection, it will not burn..
$8.99
Ex Tax:$8.99
> Feature: ● Super high precision ● Ultra-low startup voltage, red minimum 2.5V, green minimum 2.7V, blue minimum 3.0V. When the power supply voltage is lower than 3.5V, only the brightness is lowered, but the measurement accuracy is not affected. ● With reverse connection protection, it ..
$8.99
Ex Tax:$8.99
> Description:Display Type: Digital OnlyOperating Temperature: -20 ~ +65℃Power Supply: ACMeasuring Range: AC70-500VWorking current: < 17mADIY Supplies: ElectricalDimensions: 48*29*22 mmLED digit: 0.56" digitDisplay color:#656078Supply Voltage: No Need (two-wire system)Accuracy: +/- 1%Input imp..
$11.99
Ex Tax:$11.99
> Feature: This is a basic, 4-digit 7-segment display module The display features double points in midle. The decimal point per digit not active. Module connecting to digital I/O on 2 pins. For use library: TM1637.h Color: GreenPackage includes: 3 x Green LED Display Tube Module Example1 /*..
$16.99
Ex Tax:$16.99
Measure type: Temperature measurement Precise details>> Precise details: Specifications:Working voltage: DC4~30V (5~12V recommended)Measuring range: -50℃~120℃Sensor type: NTC10K 1% waterproof sensorProduc..
$11.99
Ex Tax:$11.99
> Specifications: Working voltage: DC4~30V (5~12V recommended) Measuring range: -50℃~120℃ Sensor type: NTC10K 1% waterproof sensor Product size: 47.65×28.82×22.20mm Installation aperture: 46mm×27mm Product weight: 20g(1pcs) Digital display: Green Package Included: 3 x 0.56 Inch Mini Dig..
$11.99
Ex Tax:$11.99
Specifications:Working voltage: DC4~30V (5~12V recommended)Measuring range: -50℃~120℃Sensor type: NTC10K 1% waterproof sensorProduct size: 47.65×28.82×22.20mmInstallation aperture: 46mm×27mmProduct weight: 20g(1pcs)Digital display: RedPackage Included:3 x 0.56 Inch Mini Digital Temperature Meter..
$9.99
Ex Tax:$9.99
> Description:Display Type: Digital OnlyOperating Temperature: -20 ~ +65℃Power Supply: ACMeasuring Range: AC70-500VWorking current: < 23mADIY Supplies: ElectricalDimensions: 48*29*22 mmLED digit: 0.56" digitDisplay Color: RedSupply Voltage: No Need (two-wire system)Accuracy: +/- 1%Input impedanc..
$10.99
Ex Tax:$10.99
> Feature: This is a basic, 4-digit 7-segment display module The display features double points in midle. The decimal point per digit not active. Module connecting to digital I/O on 2 pins. For use library: TM1637.h Color: RedPackage includes: 3 x Red LED Display Tube Module Example1 /* C..
$15.99
Ex Tax:$15.99