Discover premium Arduino boards, sensors, robotics kits and accessories for your next project
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Sensors
The MQ-2 Gas Sensor is a smoke and flammable gas detection sensor used to detect the presence of gases such as LPG, propane, methane, hydrogen, alcohol, and smoke in the air. It is widely used in safety and monitoring systems. Key Features: 1. Detects LPG, propane, methane, hydrogen, smoke, alcohol 2. High sensitivity to combustible gases 3. Analog and digital output pins 4. Fast response and recovery time 5. Adjustable sensitivity (via potentiometer) 6. Compatible with Arduino, ESP32, Raspberry Pi
The MQ-3 Sensor is an alcohol gas sensor used to detect the presence of alcohol vapor in the air. It is commonly used in breath alcohol detectors and safety monitoring systems. The sensor works by changing its resistance when alcohol gas is detected, and this signal can be read by microcontrollers like Arduino, ESP32, and Raspberry Pi. Key Features: 1. Detects alcohol vapor 2. High sensitivity to alcohol gas 3. Easy to interface with Arduino and other controllers 4. Analog output 5. Fast response and recovery 6. Low cost and compact design
1. Detects colors such as red, green, blue, yellow, black, and white 2. Works with 3.3V to 5V power supply 3. Provides frequency or digital output 4. Compatible with Arduino, ESP32, Raspberry Pi, and other microcontrollers 5. Includes onboard LEDs for better color detection
1. Operating voltage: 3.3V to 5V 2. Compatible with Arduino, ESP32, Raspberry Pi, and other microcontrollers 3. Has adjustable sensitivity using a potentiometer 4. Includes power and output indicator LEDs 5. Easy to use in automatic watering systems and smart farming projects
1. Operates on 3V to 5V DC 2. Provides both analog and digital output 3. Easy to connect with Arduino, ESP32, Raspberry Pi, and other microcontrollers 4. Used for water tank monitoring, rain detection, flood warning systems, and smart irrigation
An ultrasonic sensor is a device that measures distance using sound waves (high-frequency ultrasound).
The TTP223 is a capacitive touch sensor module that detects touch on its surface and outputs a digital signal. It’s a modern, reliable replacement for mechanical buttons — offering durability and a sleek, touch-based interface for your electronics projects. Features: 1.Operating Voltage: 2V – 5.5V 2.Single touch input with high sensitivity 3.Outputs digital HIGH on touch 4.Compact and easy to integrate with Arduino, ESP32, or Raspberry Pi 5.Low power consumption and long lifespan