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      • Arduino Shields
      • Arduino Based Board
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    • ARM Cortex-M
      • STM32
      • ATSAMD
      • Other Cortex-M
    • PIC
    • STM8 and APP
    • CLPD / FPGA
    • 8051 MCU
    • Single Board Computer (SBC, RPI)
    • RPI Shield HAT, Accessories
  • Power
    • AC-DC
    • DCDC Boost Step-up
    • DCDC Buck Step-down
    • Battery Charger
    • Breadboard Power, Load
    • Power Plug, Battery Holder
    • Source Solar Wireless
  • Breakout
    • USB – UART TTL, ISP PROG
    • Interface
      • Current-Loop
      • Other Bus
    • Connectivity
      • IO / I2C / UART / SPI / PWM / ADC
      • USB HID / CDC / CAN / I2S
      • RS-232 / RS-422 / RS-485
    • Programmer
      • IC Socket Programmer
      • MCU Programmer Debugger
    • Audio Amplifier
    • Playback, Decode, Recorder
    • RTC Memory
    • Op-Amp, Logic, Buffer, Signal, TIM
  • RF
    • RF Proprietary
      • Sub-1GHz
      • 2.4GHz
      • RF-LINK
    • WIFI
      • ESP8266 / ESP8285
      • ESP32
      • WIFI Applications
      • Other WIFI
    • Bluetooth
      • BLE-Mesh
      • Bluetooth Audio
      • Bluetooth Data
    • RF Other Protocols Zigbee / Thread / PS2 / Multiple
    • FM
    • LORA
  • Network
    • Ethernet
    • Mobile
      • GSM GPRS
      • 3G 4G LTE
      • LWPA NBIOT / LTE-M
    • Tracker
    • RFID, NFC, etc
    • Antenna
    • Infrared IR
  • Interactive
    • LCDs
      • Parallel 8/16 bits / RGB LCD
      • Char / Graphic / Segment LCDs
      • I2C / SPI Interface LCD
      • HMI / Serial / USB
      • HDMI / LVDS
      • Arduino Display Shield
      • Projects LCD Module
    • LEDs
      • Single LEDs
      • LED Strips
      • Matrix Panel / 7 Segment Display
    • OLED, E-Paper
    • Input
      • Switch / Button
      • Keypad
    • LED Display Driver, Printer
  • Sensors
    • Aaccelerometer Magnetometer Gyroscope Barometer Compass
    • Ambient
      • Lightness / RGB / Color / UV
      • Liquid / Moisture / Rain / Gas
      • Sound / Voice / Frequency
      • Temperature, Humidity, Pressure
      • Weight / Strain
    • Proximity / TOF / Ultrasonic / PIR / Microwave
    • Heart Rate / ECG / Oximeter
    • Camera
    • Voltage / Current / Power
  • Actuator
    • Encoder / EndStop
    • Driver Board
    • Relay / Mosfet Control
    • Speaker / Buzzer / Piezo
    • TRIAC / Tune
    • Cooler / Pump
    • Motor / Stepper / Servo
  • Prototype
    • Prototype Case
    • Prototyping Cables
    • Prototype Board
    • Mechical Parts
      • Heater, Cooler, etc
      • Heat Sink
    • Tools Prototyping
    • Tools Testing
    • Tools Soldering
    • 3D Printer
    • PCB Service
    • Custom and Special Items
  • Components
    • Component
    • Component Kits
    • Connectors
    • Organization
    • Gadget
    • Retired Items
    • ICs
      • MCUs
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      • Regulator, Amp
      • IC Holder
    • Retired

Product Tag - Sensor-Gas

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  • Sensor-Gas
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    Liquid / Moisture / Rain / Gas

    5PCs MQ Series Sensor Socket
    0 out of 5
    $1.50
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    Liquid / Moisture / Rain / Gas

    MQ-3 Alcohol Ethanol Gas Sensor Detector Module
    0 out of 5
    $1.50
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    Liquid / Moisture / Rain / Gas

    Butane, alcohol, Propane Gas Sensors [MQ-2, MQ-3, MQ-5]
    5.00 out of 5
    $1.20 – $2.00

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AVR BT-4.x-BLE ESP32 ESP8266 GSM/GPRS hw1 IOT Serial Shield Arduino Shield RPI Stepper-Driver Temperature USB WIFI Wire-Prototyping
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