Module Board
Features:Mainly I2C, SPI serial communication interfaceSecondary I2C serial interface for third-party sensorsPower supply voltage 3-5VThe color of this board will be purple or blue, we send it randomly.Click to download manualPackage included:3 x Compass Magnetic Field Sensor..
$20.99
Ex Tax:$20.99
Features : - Sensitive material MQ135 gas sensor is used in clean air low conductivity tin oxide (SnO2). When the sensor is kept in their environment In the polluting gases , the conductivity sensor with increasing air pollution in gas concentration increases. - Using a simple circuit can change th..
$9.99
Ex Tax:$9.99
Features:1. Using high-quality dual-panel design, with power indicator and TTL signal output instructions 2. there are four screw holes for easy positioning 3. Analog output voltage with the higher concentration of higher voltage 4. TTL output valid signal is low. (Low-level signal when the output l..
$6.99
Ex Tax:$6.99
Overview: - The gas sensing material used in the MQ-2B gas sensor is tin dioxide (SnO2) with lower conductivity in clean. When there is a flammable gas in the environment where the sensor is located, the conductivity of the sensor increases as the concentration of flammable gas in the increases. The..
$6.99
Ex Tax:$6.99
Feature: The sensor has a high sensitivity to alcohol vapors (SnO2), and faster response time. The sensor can measure low concentrations of alcohol vapor in the air. The sensor may operate at temperatures ranging from -10 to 50 ° C and consumes about 900mA at 5V. Analog and digital outputs - senso..
$17.99
Ex Tax:$17.99
Specification: - The gas sensing material used in the MQ-4 gas sensor is tin dioxide (SnO2) with low conductivity in clean air. - When there is a flammable gas in the environment where the sensor is located, the conductivity of the sensor increases as the concentration of flammable gas in the air ..
$6.43
Ex Tax:$6.43
Overview: - The gas sensing material used in the MQ-4B methane sensor is tin dioxide (SnO2) with lower conductivity in clean . When there is a flammable gas in the environment where the sensor is located, the conductivity of the sensor increases as the concentration of flammable gas in the increas..
$6.99
Ex Tax:$6.99
Features : - Sensitive material MQ-5 gas sensor is used to clean the air in the lower conductivity of tin dioxide (SnO2). When there is the environment in which the combustible gas sensor , conductivity sensor with increasing concentration of combustible gases in air increases . - Using a simple c..
$9.99
Ex Tax:$9.99
Features : - Sensitive material MQ-6 gas sensor is used to clean the air in the lower conductivity of tin dioxide (SnO2). When there is the environment in which the combustible gas sensor , conductivity sensor with increasing concentration of combustible gases in air increases . - Using a simple cir..
$8.99
Ex Tax:$8.99
null Feature: This is MQ-7 Carbon Monoxide Sensor. It detects the concentrations of CO gas and outputs it`s reading as an analog voltage. The sensor has a long life, high sensitivity and quickly response time. The sensor output signal is an analog resistance. The sensor can measure a low concentra..
$13.99
Ex Tax:$13.99
3Pcs MQ-7 MQ7 CO Carbon Monoxide Gas Sensor Module For Specification: Detection range: 10 to 1000ppmm Characteristic gas: 100ppmm CO Sensitive resistance: 2KΩ to 20KΩ in 100ppm CO Sensitivity: ≥ 3% Response time: ≤ 1s Recovery time: ≤ 30s Heating resistance: 31Ω ± 3Ω Heating curre..
$7.02
Ex Tax:$7.02
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Features :
- Sensitive material MQ-9 gas sensor is used to clean the air in the lower conductivity of tin dioxide (SnO2).
- Detection method using low temperature cycling (1.5V heating ) to detect carbon monoxide, conductivity sensors with carbon monoxide in the air ..
$9.99
Ex Tax:$9.99