Mq-2 Mq-3 Mq-4 Mq-5 Mq-6 Mq-7 Mq-8 Mq-9 Mq-135 Gas Detection Alarm Sensor Module

Sold by diybox

This seller has received 78,805 ratings
(99.00% Positive)

Item ships from China

Buy now for $1.98 USD

Buy It Now

Browse more from diybox

1/2/4 Channel DC 5V 12V 24V Voltage Comparator LM393 Comparator Module $6.03 USD
AC Current Sensing Switch Induction Relay Inductor Self-Powered Sensing Switch $12.85 USD
Water Flow Switch 1/4" Water Purifier Dispenser Water Flow Control Sensor US $10.99 USD
Tuya Zigbee Flood Sensor Smart APP Remote Monitoring Water Leakage Detector New $10.99 USD
0-50A 0-300A DC Current Sensor Induction Switch Hall Sensor Overload Protection $16.48 USD
1/2/5/10x Leonardo Pro Micro ATmega32U4 16MHz 5V Pro Mini ATmega328 for Arduino $1.55 USD
Micro USB Atomizing Humidifier Module Fogger Mist Generator PCB Circuit Board $2.87 USD
Liquid Water Level Sensor Stainless Steel Double Ball Float Switch Tank Pool $6.07 USD
YZC-133 Mini Scale Electronic Load Cell Weighing Sensor 1/2/3/5/10/50Kg 100g $1.53 USD
DC5V Ultrasonic Distance Module HC-SR04 JSN-SR04T 2.0 Waterproof Range Analog $1.53 USD
1M 3.3ft K Type Thermocouple 0-800°C Temperature Controller Sensor Probe Cable $1.53 USD
Ultrasonic Sensors Integrated Transceiver Waterproof Diameter 16MM 40KHz Probe $1.53 USD
Water Liquid Level Sensor Switch AC/DC 5V Auto Controller Board Module Kit $4.27 USD
433/315MHZ IC2262/2272 4 Channel Wireless Remote Control Kits 4 Key Wireless $3.11 USD
AC DC 12V 24V 220V 10A Auto On Off Photocell Street Light Sensor Switch $2.77 USD
0-100KPa/0-200KPa/0-500KPa/700kP 0.5-4.5V Gas Pressure Sensor Transmitter Module $3.30 USD
Voice Recognition Module Board V3 Kit DIY For Arduino Compatible $23.87 USD
Voice Recognition Module Voice Identification Board V3 Kit for Arduino $26.88 USD
Formaldehyde Sensor module MQ138 MQ-138 Aldehydes Ketones Alcohols Gas Sensor $18.93 USD
Type-C DC 5V Ultrasonic Mist Maker Atomizing Module Humidifier DIY 2W No Switch $2.99 USD
10PCS HS-088 Single Tone Music Voice Module IC Sound Chip For DIY Make 3-4.5V $2.99 USD
MAX30102 Heart Rate Blood Oxygen Concentration Pulse Detection Sensor Module New $2.99 USD
Each for 40pcs Dupont Wire Color Jumper Cable 20cm 2.54mm 1P-1P Female Male $1.71 USD
2/5/10PCS Wii WiiChuck I2C Nunchuck Adapter Shield Board for Arduino Raspberry $0.99 USD
1.5-2W Ultrasonic Mist Maker Atomizing Module Humidifier Circuit Board DIY Kit $1.99 USD
1-10x M03 M04 Water Level Detection Module Sensor Non-contact Level Touch Sensor $1.99 USD
Voltage And Current Sensor Consume Voltage Load Detection Module Arduino $3.38 USD
AS-20 Waterproof Sensitive Auto On/Off Photocell Street LED Light Sensor Switch $9.50 USD
Nano V3.0 MINI USB ATmega328P CH340G 5V 16M Micro-controller Board for Arduino $17.38 USD
Soil Temperature Humidity Sensor DHT11 ESP32 WiFi BluetoothCP2104 18650 Battery $1.29 USD
DC6V/12V/24V Push Pull Type Open Frame Solenoid Electromagnet Reset 10mm 5N/2N C $7.89 USD
Float Switch Tank Pool Horizontal Water Level Sensor Plastic Ball 220VDC 10W US $7.99 USD
DS1302 Rotating LED Electronic Digital Clock 51 Learning Board 5V DIY/Assembled $7.57 USD
5.8/10G Microwave Radar Sensor / Hand sweep Induction On Off Switch Controller $9.39 USD
MPXV7002DP Breakout Board Transducer APM2.5 APM2.52 MD-PS002 Pressure Sensor DIY $1.89 USD
5-12V/24V Non-Contact Liquid Level Sensor Waterproof Water Level Detector $6.87 USD
HX1838 NEC VS1838 Infrared IR Wireless Remote Control Sensor Module For Arduino $1.70 USD
Switch Water Non-Contact Liquid Level Sensor Output Level Interface Detector $5.87 USD
0.96"/1.3'' SPI Serial 128X64 OLED LCD Display Screen Module Arduino UNO R3 $3.14 USD
1/5PCS 2/4/8CH I2C IIC Logic Level Converter Module Bi-Directional 5V-3V $1.84 USD
TCS34725 RGB Color Recognition Light Sensor Module Board RGBIIC for Arduino $3.39 USD
Ultrasonic Water Level Meter Sensor Temperature Display High Low Alarm Clock US $58.99 USD
HX711 4-20mA Load Cell Sensor Amplifier Transmitter+Shieding Weighing Sensor $1.17 USD
Aquarium Hydroponic PH Electrode Probe/Liquid PH Value Detection Sensor $8.87 USD
Time-delayed Infrared PIR Probe LED Body Motion Sensor Detection Light Switch US $8.99 USD
5/9Pin JoyStick Breakout Module Shield PS2 Joystick Game Controller Black/White $1.24 USD
Water Flow Switch 1/4" Water Purifier Dispenser Water Flow Control Sensor USA $10.96 USD
AC Current Sensing Switch Induction Relay Inductor Self-Powered Sensing Switch . $12.82 USD