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  • (Wifi Car Dedicated) NodeMcu Lua ESP8266 ESP-12E + WiFi Motor Drive Expansion Board
  • (wifi Car Dedicated) Nodemcu Lua Esp8266 Esp-12e + Wifi Moto...
    SKU: 1021716

    (Wifi Car Dedicated) NodeMcu Lua ESP8266 ESP-12E + WiFi Motor Drive Expansion Board Note: This NodeMcu Lua module, is dedicated to the wifi smart car, which means, this module have the special program for the wifi smart car Software: Feature: ESP12 DEV KIT development board expans...

  • $17.96

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  • 0.1-2000MHz RF Wideband Amplifier Gain 30dB Low Noise Amplifier LNA Board Module
  • 0.1-2000mhz Rf Wideband Amplifier Gain 30db Low Noise Amplif...
    SKU: 1119994

    Features:   -This product with wide frequency range, high gain, low noise figure -This product can be applied to various RF receive front-end and increases communication distance -Used for Short wave, FM radio, remote control receiver, such as cable TV signal amplifier need low noise RF signal ampl...

  • $14.79

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  • 0.56 Inch AC70-500V Mini Digital Voltmeter Voltage Panel Meter AC Voltage LED Display Meter
  • 0.56 Inch Ac70-500v Mini Digital Voltmeter Voltage Panel Met...
    SKU: 1095870

    Description: Display Type: Digital Only Operating Temperature: -20 ~ +65℃ Power Supply: AC Measuring Range: AC70-500V Working current: Red < 23mA, green < 18mA, blue < 17mA DIY Supplies: Electrical Dimensions: 48*29*22 mm LED digit: 0.56" digit Display Color: Red, Blue, Green optional Supply Volt...

  • $8.97

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  • 0.56 Inch LED Display Tube 4-Digit 7-segments Module RobotDyn for Arduino - products that work with official Arduino boards
  • 0.56 Inch Led Display Tube 4-digit 7-segments Module Robotdy...
    SKU: 1128919

    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: Green, Red, Yellow (Optional) Package includes: 1 x LED Display Tube Module ...

  • $9.78

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  • 0.9-5V To 5V DC-DC Step Up Power Module Boost Converter Board 1.5V 1.8V 2.5V 3V 3.3V 3.7V 4.2V To 5V 480mA 150KHz
  • 0.9-5v To 5v Dc-dc Step Up Power Module Boost Converter Boar...
    SKU: 1209841

    Description: 1. Input Voltage: 0.9-5V; output voltage: 5V 2. Maximum Output Current: 480mA 3. Starting Up Voltage: 0.8V; output current: 7mA 4. Input Voltage: 1-1.5V; output voltage 5V, output current: 40-100mA 5. Input Voltage: 1.5-2V; output voltage 5V, output current: 100-150mA 6. Inpu...

  • $8.28

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  • 0.95 Inch 7pin Full Color 65K Color SSD1331 SPI OLED Display Geekcreit for Arduino - products that work with official Arduino boards
  • 0.95 Inch 7pin Full Color 65k Color Ssd1331 Spi Oled Display...
    SKU: 1068167

    Feature: Size: 0.95 inch Resolution: 96*64 Drive IC: SSD1331 Color: 65536 color Interface: SPI interface PIN NO.: 7Pin Voltage: 3.3V - 5V Pin description: GND: Power ground VCC: 2.8-5.5V power supply D0: CLK clock D1: MOSI data RST: Reset DC: Data / command CS: Chip-select signal Package inclu...

  • $15.10

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  • 0.96 Inch 4Pin Blue Yellow IIC I2C OLED Display Module For
  • 0.96 Inch 4pin Blue Yellow Iic I2c Oled Display Module For
    SKU: 969144

    Interface: IIC/I2C GND: Power Gound VCC: 2.2V-5.5V SCL: CLK clock (High level 2.2V-5.5V) SDA: MOSI data (High level 2.2V-5.5V) Feature: Color: Blue and Yellow LED Resolution: 128x64 Power: 0.06W Wide power supply range: DC 3V-5V Temperature: -30°C to 70°C Dimension: 29.28 x 27.1 mm (LW) Compati...

  • $9.23

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  • 0.96 Inch 6Pin 12864 SPI Blue Yellow OLED Display Module Geekcreit for Arduino - products that work with official Arduino boards
  • 0.96 Inch 6pin 12864 Spi Blue Yellow Oled Display Module Gee...
    SKU: 969145

    Interface: SPI GND: Power Gound VCC: 2.2V-5.5V SCL: CLK clock (High level 2.2V-5.5V) SDA: MOSI data (High level 2.2V-5.5V) RST: MOSI data (High level 2.2V-5.5V) D/C: Data/Command (High level 2.2V-5.5V) Feature: Color: Blue and Yellow Resolution: 128x64 Power: 0.06W Wide power supply range: DC 3V-...

  • $11.64

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  • 0.96 inch OLED Display 12864 Serial LCD Display White/Blue/Blue Mix Yellow Display Geekcreit for Arduino - products that work with official Arduino boards
  • 0.96 Inch Oled Display 12864 Serial Lcd Display White/blue/b...
    SKU: 1343481

    Specification:   Size:  0.9 inch High resolution: 128 * 64 Display Color:  White / Blue / Blue And Yellow Driver IC:  SSD1306 Working temperature:  -40 ℃ to 85℃ Number of Pins: 30 Working Voltage: 3.3V Interface Type: 8-bit 68XX/80XX Parallel/3-4 Wire SPI/IIC Pixel Siz...

  • $10.19

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  • 0.96 Inch White SPI OLED Display Module 12864 LED Geekcreit for Arduino - products that work with official Arduino boards
  • 0.96 Inch White Spi Oled Display Module 12864 Led Geekcreit ...
    SKU: 932606

    0.96 Inch White SPI OLED Display Module 12864 LED For Feature: OLED Driver IC: SSD1306 Resolution: 128 x 64 Visual Angle: >160° Input Voltage: 3.3V ~ 6V Compatible I/O Level: 3.3V, 5V Mini Size: 2.7 x 2.8cm Only Need 2 I/O Port to Control Full Compatible , 51 Note: If you decide to buy OLED di...

  • $10.35

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  • 1 Channel DC 12V Relay Module Solid State High and low Level Trigger 240V2A Geekcreit for Arduino - products that work with official Arduino boards
  • 1 Channel Dc 12v Relay Module Solid State High And Low Level...
    SKU: 1347892

    Specification:   Input Power Supply: 12V DC  Load Voltage: AC240V 2A Maximum operating current: 13.8mA Trigger mode: high level / low level Input control signal voltage: (0-2.5V low state relay OFF) (3.3-5V state high relay ON) Blue KF301 terminal connection control line is mor...

  • $7.92

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  • 1 Channel DC 24V Relay Module Solid State High and low Level Trigger 240V2A Geekcreit for Arduino - products that work with official Arduino boards
  • 1 Channel Dc 24v Relay Module Solid State High And Low Level...
    SKU: 1349651

    Specification:   Input Power Supply: 24V DC  Load Voltage: AC240V 2A Maximum operating current: 13.8mA Trigger mode: high level / low level Input control signal voltage: (0-2.5V low state relay OFF) (3.3-5V state high relay ON) Blue KF301 terminal connection control line is mor...

  • $7.83

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  • 1 Channel Relay PLC Amplification Board Controller With Indicator Light NPN PNP DC 12V
  • 1 Channel Relay Plc Amplification Board Controller With Indi...
    SKU: 1349662

    Specification:   Model: TKG2R-101 I/O points: 1 Input signal: NPN and PNP compatible Input voltage: DC12V Output voltage: AC/DC 0-250V Output Contacts: 1CO(SPDT) Contact capacity(resistive): 10A 250VAC Operation voltage/Release voltage: ≥75%Un/≤10%Un Operation time/Release...

  • $9.00

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  • 1 Gang 1 WIFI Smart Light Touch Remote Control Wall Switch For Amazon Alexa
  • 1 Gang 1 Wifi Smart Light Touch Remote Control Wall Switch F...
    SKU: 1216178

    Specifications: Product Name: one gang 1 way touch switch for alexa echo Color: White and Black Rated Power: 1KW/2KW WiFi:Wi-Fi(802.11 b/g/n 2.4Ghz) Input Voltage: 110VAC or 220VAC Control distance: just within the range of cell phone signal No Internet control distance: router signal coverage Powe...

  • $25.74

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  • 1-8000MHz AD8318 RF Logarithmic Detector 70dB RSSI Measurement Power Meter
  • 1-8000mhz Ad8318 Rf Logarithmic Detector 70db Rssi Measureme...
    SKU: 1119993

    Product Usage:   The RF detector is made of ADI's AD8318 chip , the design of the power supply voltage regulator circuit such that the detection accuracy tends to official data, the operating frequency range is 1-8000MHz, can detect -65 to 5dBm RF signal and with DC voltage output the detected ...

  • $17.38

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  • 1-930MHz 2W RF Broadband Power Amplifier Module For Radio Transmission FM HF VHF
  • 1-930mhz 2w Rf Broadband Power Amplifier Module For Radio Tr...
    SKU: 1095730

    Description: The broadband RF power amplifier small, suitable for all types of radio transmission, such as: FM shortwave radio remote control, FM FM radio transmitter, amateur radio 135-175MHz, 380-470MHz walkie-talkie transmitter to use. The low-frequency input can 1mW maximum output power of 2.0...

  • $19.56

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