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0.28″ 2-Wire Digital Voltmeter DC 5 – 30V

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$0.39 – $0.42
●High precision ●Low start working voltage, the lowest red is 4.5V, the green lowest is 4.7V, and the blue lowest
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0.28″ 3-Wire Digital Voltmeter DC 0 – 100V

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$0.39 – $0.42
Specifications: 3-wire working voltage: 4-30V (with reverse connection protection) 3-wire test voltage: 0-100V Working current: <20 mA Refresh rate: ≥200mS
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0.36” 0.56” 1-4 Digits 7-Segment Display Common Cathode, Anode Red

$0.05 – $0.24
0.36 0.56 inch 1 – 4 digits 7-Segment digital tube LED Displays 7segment Digit Size: 0.56″ Working Rating: If=30mA, Iv=2.4mcd,
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0.36″ 2-Wire Digital Voltmeter DC 4.5 – 30V

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$0.35 – $0.42
Equipped with 2 lead wires, easy for wiring(convenient for testing car, motorcycle, and battery cart); No extra power needed; High
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0.36″ 2-Wire Digital Voltmeter DC 4.5 – 30V without case

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$0.36 – $0.41
Equipped with 2 lead wires, easy for wiring(convenient for testing car, motorcycle, and battery cart); No extra power needed; High
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0.36″ 3-Wire Digital Voltmeter DC 0 – 30V, 0 – 100V

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$0.35 – $0.41
Supply voltage range: Red DC4.50-30.0V, Green DC4.70-30.0V, Blue DC5.00-30.0V Note: Input voltage higher than 30V may be permanently damaged! Measurement
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0.36″ 3-Wire Digital Voltmeter DC 0 – 30V, 0 – 100V without case

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$0.36 – $0.48
Measurement range: 0-30V DC Supply voltage range: 4-30V Note: Input voltage higher than 30V may be permanently damaged! Accuracy: ±1%;
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0.56″ 2-Wire Digital Voltmeter DC 4.5 – 30V, 5 – 120V

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$0.34 – $0.46
Reverse Connect Protection Range: DC4.5-30V (No need aditional power) Display: Three 0.56” LED digital tube Display color: RED/ BLUE /GREN
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0.56″ 2-Wire Digital Voltmeter DC 4.5 – 30V, 5 – 120V Waterproof Version

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$0.76 – $0.98
Waterproof rating: IPX8: Can be submerged deeper than 1 meter for a long time. Reverse Connect Protection Range: DC4.5-30V (No
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0.56″ 3-Wire Digital Voltmeter DC 0 – 30V, 0 – 100V

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$0.34 – $0.41
Supply voltage range: Red DC4.50-30.0V, Green DC4.70-30.0V, Blue DC5.00-30.0V Note: Input voltage higher than 30V may be permanently damaged! Measurement
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0.66” OLED Shield for D1 mini WeMos 64X48 IIC I2C

$1.46
0.66 inch OLED display shield for D1 Mini
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0.91” Inch OLED Display I2C 128×32 Compatible with Arduino, Raspberry Pi

$1.13
IIC interface Pin Description: GND: Ground VCC: Power + (DC 3.3 ~5v) SCL: Clock SDA: Data Size: 0.91 inch OLED
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0.96” Inch OLED Display I2C IIC 128×64 SSD1306

$1.41
0.96” Inch OLED Display I2C 128×64 Compatible with Arduino, Raspberry Pi Interface: IIC/I2C Driver IC: SSD1306 Pin Definition: VCC GND
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0.96” Inch OLED Display I2C IIC 128×64 SSD1315

$1.17
0.96” Inch OLED Display I2C 128×64 Compatible with Arduino, Raspberry Pi Interface: IIC/I2C Driver IC: SSD1315 Pin Definition: GND, VCC
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0.96” Inch OLED Display SPI Interface I2C SSD1306

$1.43
0.96” Inch OLED Display SPI I2C 128×64 Compatible with Arduino, Raspberry Pi Interface: SPI and I2C Driver IC: SSD1306 Pin
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0.96” Inch OLED Display SPI Interface I2C SSD1315

$1.17
0.96” Inch OLED Display SPI I2C 128×64 Compatible with Arduino, Raspberry Pi Interface: SPI and I2C Driver IC: SSD1315 Pin
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1 2 4 6 8 Channels 5V 12V 24V Relay Module with Optocoupler, Low and High Level Trigger Red PCB

$0.37 – $2.83
1.  Relay Maximum load:AC 250V/10A, DC30V/10A 2. SMD optocoupler isolation, strong driving ability, stable performance; trigger current 5mA 3. Module
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1 Channel 5V 12V Flame Sensor Relay Module Fire Detection Alarm

$0.94 – $1.11
Features: 1. The flame can be detected or the light source with a wavelength ranging from 760 nm to 1100
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1 Channel 5V 12V Relay Module Low Level Trigger

$0.27
The module uses genuine quality relay, normally open interfaces   Using SMD optocoupler isolation, driving ability, stable performance   The module can be high
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1 Channel 5V 12V Relay Module KY-019

$0.25
1. KY-019 5V, 12V Relay Module 2. Can be used as microcontroller development board module can be used as home
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