MQ-3 Alcohol, Gas Sensor MQ3

The MQ3 analog gas sensor is suitable for detecting alcohol; this sensor can be used in a breathalyzer.
It has high sensitivity to alcohol and low sensitivity to gasoline.
The sensitivity can be adjusted using a potentiometer.
- Livraison & Retour
Livraison
Livraison en boutique GRATUIT
1 à 3 jours ouvrables
À domicile ou en point relais à partir de 400DA
Sur toutes vos commandes en livraison à domicile ou en point relais
Retours
Retour
Nous accepterons les échanges et les retours de vêtements non portés et non lavés dans les 30 jours suivant la date d’achat (14 jours pendant la période des soldes).
Retours en boutique GRATUIT
Votre retour sera généralement traité dans un délai d’une semaine à une semaine et demie. Nous vous enverrons un e-mail de notification de retour pour vous informer une fois le retour effectué. Veuillez prévoir 1 à 3 jours ouvrables pour que les remboursements soient reçus selon le mode de paiement d’origine une fois le retour traité.
- Poser une question
600,00 DA
MQ3 Gas Sensor
MQ-3 gas sensor for detecting alcohol and ethanol, with high sensitivity and fast response time.
Features:
-Power Supply: 5V
-Interface Type: Analog
-High sensitivity to alcohol and low sensitivity to benzine
-Fast response and high sensitivity
-Stable and durable
-Simple driver circuit
-Size: 36.4×26.6mm
Example of mounting the MQ-3 sensor with an Arduino board
Marque | Arduino |
---|
Produits connexes
The SG90 servo motor is a type of continuous rotation motor controlled by a digital signal. It is used in projects such as robotics, position control systems, and DIY projects.
Arduino Nano has enough processing power to control many electronic components. It has several I/O pins, which allows to connect it to many components. , it is a compact and reduced version of Arduino uno maroc.
Arduino Nano has 14 digital inputs/types (6 of which can be used as PWM outputs), 8 analog inputs.
The HW-201 IR infrared obstacle detection module can detect obstacles within a distance range of 2 cm to 30 cm, with a detection angle of 35 degrees.
It can operate with a supply voltage of 3.3 V to 5 V and has a maximum current consumption of 100 mA. The module outputs a digital signal, high when an obstacle is detected, low when no obstacle is detected.
The infrared LED has a wavelength of 940 nm and an operating frequency of 38 kHz. The module operates at temperatures between -25 °C and +55 °C.
The MQ2 analog gas sensor is used in gas leak detection equipment. This sensor is suitable for detecting LPG, butane, propane, methane, alcohol, hydrogen, and smoke. It has high sensitivity and a fast response time; the sensitivity can be adjusted using a potentiometer.
The SHT3x sensor is the most accurate and precise sensor for measuring humidity and temperature parameters compared to other temperature sensors like LM35, Thermistor, DS18B20 & DHT11/DHT22. Thus SHT3x can be used for industrial applications because of the high accuracy and good sensitivity. Its Relative Humidity operating range is 0 – 100% and Temperature operating range is -40° to +125°C (-40° to +257°F).
Stepper motor 28BY J-48 with Driver ULN2003
the ULN2003 stepper motor driver or in English stepper motor, unipolar (4 phases/ 5 wires ) allows you to easily plug the small motor 28BY J-48 5v gràce to the 5 pin male connector and connects easily to an arduino or other through a 4 pin connector for control signals and Gnd (ground/-). The power supply of ULN2003 is between 5 and 12V.
The ESP32-CAM is an ESP-WROOM-32 development board from AI Thinker, paired with a 2MP OV2640 color camera. The ESP32-CAM module also features an SD card reader that can be used to record images when an event is detected (e.g., presence or motion detector).
The Arduino Mega 2560 is a microcontroller board based on the ATmega2560. It has 54 digital input/output pins (of which 15 can be used as PWM outputs), 16 analog inputs, 4 UARTs (hardware serial ports), a 16 MHz crystal oscillator, a USB connection, a power jack, an ICSP header, and a reset button.
MODULE compatible Arduino to control 4 motors DC or 2 stepper motors and have 2 connections for servomotors. This shield uses pins D3 to D12 for operation (direction, speed, etc).
The module is based on two L293D drivers and can control up to 4 DC motors with an intensity of 0.6 A per output (1.2 A at peak).
The Arduino UNO is the best board to get started with electronics and coding. If this is your first experience tinkering with the platform, the UNO is the most robust board you can start playing with. The UNO is the most used and documented board of the whole Arduino family.
High-capacity brushless motor, maximizes equipment power and extends service life and reduces the risk of breakdowns. This motor is commonly used in industrial applications, comfortable and quite simple in its use, as well as its energy consumption is low.
- Magnification: Up to 1000X for fine details.
- LCD Screen: Large 4.3-inch screen for clear viewing.
- Resolution: 10MP for sharp, detailed images.
- LED Light: Built-in light for better visibility.
- Versatile: Ideal for observing various samples.