Sensors & Modules
Showing 16–29 of 29 results
High Sensitivity Vibration Sensor Module (SW-1801P) | Shock & Shake Switch
Detect even the slightest tap. Unlike standard vibration sensors that require a hard shake, the SW-1801P High Sensitivity module can detect light knocks, impacts, and vibrations. Perfect for anti-theft alarms and "Smart Wake-Up" devices.
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Sensor Type: SW-1801P (High Sensitivity Spring).
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Output: Digital (High/Low).
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Adjustable: Blue Potentiometer to set sensitivity trigger.
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Best For: Anti-Theft Alarms, Earthquake Detection, and Smart Toys.
IR Infrared Obstacle Avoidance Sensor Module | FC-51 for Arduino
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Detection Range: 2cm - 30cm (Adjustable).
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Output: Digital Signal (LOW when obstacle detected).
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Compatibility: Works directly with Arduino, ESP32, and Raspberry Pi.
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Best For: Robot Cars, Smart Trash Cans, and Proximity Alarms.
IRF520 MOSFET Driver Module (0-24V) | PWM Motor & LED Controller
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Max Load: 24V DC / < 5A.
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Control Voltage: 3.3V or 5V (PWM Compatible).
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Output: Pulse Width Modulation (Speed/Dimming control).
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Best For: LED Strips, Small DC Fans, and Solenoids.
LDR Photosensitive Sensor Module (4-Pin) | Light Detector
- Sensor Type: Light Dependent Resistor (Photoresistor).
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Outputs: Digital (D0) & Analog (A0).
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Sensitivity: Adjustable via Blue Potentiometer.
- Best For: Automatic Lights, Sun Trackers, and Laser Tripwires.
MAX30102 Pulse Oximeter & Heart Rate Sensor Module (SpO2) – Arduino Compatible
The MAX30102 is a high-precision integrated pulse oximetry (SpO2) and heart-rate monitor biosensor module, perfect for DIY health tracking and wearable IoT devices.
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Sensor: MAX30102 (Upgraded from the older MAX30100)
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Measurements: Heart Rate (BPM) & Blood Oxygen Saturation (SpO2)
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Interface: I2C (Standard protocol)
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Operating Voltage: 3.3V – 5V
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Current: Ultra-low power consumption (ideal for battery wearables)
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Application: Fitness trackers, medical monitoring projects, STEM research
MQ-135 Air Quality & Hazardous Gas Sensor Module | CO2, Smoke, Ammonia
Detect smoke and dangerous gases instantly. The MQ-135 is the most versatile gas sensor for air quality monitoring. It detects a wide range of gases including Ammonia, Sulfide, Benzene, Smoke, and CO2. Perfect for "Smart Home" safety systems and environmental monitoring.
- Gases Detected: NH3, NOx, Alcohol, Benzene, Smoke, CO2.
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Output: Analog (Gas Concentration) and Digital (Alarm Trigger).
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Warm-up Time: ~20 seconds.
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Best For: Air Quality Monitors, Smoke Alarms, and Industrial Safety.
MQ-2 Smoke & Gas Sensor Module | LPG, Butane, Hydrogen Detector
- Detects: Smoke, LPG, Propane, Hydrogen, Methane.
- Sensitivity: High (Adjustable).
- Response Time: < 10s.
- Best For: Fire Alarms, Gas Leak Detectors, and Industrial Safety.
MQ-3 Alcohol Sensor Module | Breathalyzer & Ethanol Detector
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Detects: Alcohol, Ethanol, Benzine.
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Sensitivity: Adjustable via Blue Potentiometer.
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Warm-up: Heater requires ~20 seconds.
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Best For: Breathalyzers, Drunk Driving Alarms, and Industrial Monitoring.
NEO-6M GPS Module V2 with Ceramic Antenna | Flight Controller & Tracker
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Chipset: U-Blox NEO-6M.
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Antenna: High-gain Active Ceramic Antenna (Included).
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Data Retention: EEPROM + Battery (Saves configuration).
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Best For: Drone Flight Controllers, Vehicle Trackers, and Speedometers.
Raindrop Sensor Module | Rain & Water Detector for Arduino
Build your own weather station. This sensor detects rain, snow, or water droplets. It consists of a large nickel-plated sensing board and a control module. When water hits the board, it sends a signal to your Arduino to close windows or sound an alarm.
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Sensor Type: Resistive (Nickel-Plated Board).
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Outputs: Digital (High/Low) and Analog (Rain Intensity).
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Durability: Treated against oxidation for longer life.
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Best For: Automatic Wipers, Smart Clotheslines, and Weather Stations.
RC522 RFID Reader/Writer Module Kit (13.56MHz) + Key Fob & Card
Soil Moisture Sensor Module (YL-69) | Automatic Plant Watering System
Never forget to water your plants again. The Soil Moisture sensor measures the water content in soil. When the soil gets dry, the sensor output changes, allowing your Arduino to turn on a water pump automatically.
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Outputs: Analog (Exact moisture level) & Digital (Threshold switch)
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Adjustable:
Set your "Dry" trigger point with the blue potentiometer. -
Ideal For:
Smart irrigation systems, greenhouse monitoring, and science projects.
Sound Sensor Module (Microphone) | Clap Switch & Alarm Detector
Turn on lights with a clap! This microphone module detects sound waves and converts them into a digital signal for your Arduino. It is the core component for "Clap Switch" projects and noise-activated alarms.
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Sensitivity: Adjustable via Blue Potentiometer.
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Outputs: Digital (Gate) and Analog (Waveform).
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Microphone: High-Sensitivity Condenser Mic.
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Best For: Clap Switches, Baby Monitors, and Noise Alarms.
SW-420 Vibration Sensor Module | Adjustable Impact & Shake Switch
- Sensor Type: SW-420 (Normally Closed).
- Output: Digital (High/Low).
- Sensitivity: Adjustable via Blue Potentiometer.
- Best For: Anti-Theft Alarms, Smart Cars, and Impact Detection.