Sensors

The HC-SR04 Ultrasonic Sensor Module is a non-contact distance measurement sensor that uses 40kHz ultrasonic sound waves to accurately measure the distance between the sensor and an object. It consists of an ultrasonic transmitter, receiver, and control circuitry that calculate distance by measuring the time taken for the ultrasonic pulse...

The AS608 Optical Fingerprint Sensor Module is a compact biometric identification module designed for fingerprint enrollment, recognition, verification, and user authentication applications. The module combines an optical fingerprint sensor, image-processing circuitry, fingerprint feature extraction, template storage, and matching functions in a single integrated unit. The sensor captures a fingerprint image...

The HR202 Humidity Detection Sensor Module is a compact resistive humidity sensing module designed for detecting changes in relative humidity (RH) and providing a threshold-based output for monitoring and control applications. The module uses an HR202 resistive humidity sensor together with an LM393 voltage comparator, allowing it to detect when...

The NTC Thermistor Digital Temperature Sensor Module is a compact and sensitive temperature detection module designed for temperature monitoring, threshold detection, overheat protection, alarm systems, and automatic temperature control projects. The module uses an NTC (Negative Temperature Coefficient) thermistor as its temperature-sensing element and an LM393 voltage comparator to provide...

The Heart Rate Oxygen Pulse Sensor – MAX30100/30102 is a compact optical biosensor module designed for measuring heart rate (pulse rate) and estimating blood oxygen saturation (SpO₂) in wearable, fitness, educational, and experimental monitoring projects. Depending on the supplied module variant, it is based on either the MAX30100 or MAX30102...

The Hall Magnetic Sensor Module is a magnetic field detection module designed to sense the presence, absence, or proximity of magnetic fields using the Hall Effect principle. The module typically incorporates a Hall Effect sensor and an LM393 comparator, providing both digital and analog outputs for easy interfacing with microcontrollers...

The TSOP38238 is a compact and highly reliable infrared (IR) receiver module designed for receiving and decoding infrared remote control signals operating at a carrier frequency of 38kHz. It integrates a photodiode, automatic gain control (AGC), band-pass filter, and demodulator circuit into a single package, providing clean digital output signals...

The Metal Detector Sensor Module | Non-Contact Detection is a compact electronic sensing module designed to detect nearby metal objects without requiring direct physical contact. It is suitable for DIY electronics, robotics, automation, educational experiments, and proximity-sensing applications where the presence of a metallic object needs to be detected electronically....

The PMS7003 PM2.5 Air, Particle Dust Sensor Module is a compact digital particulate matter sensor designed to detect and measure fine particles suspended in the air. It can provide information about particulate concentrations such as PM1.0, PM2.5, and PM10, making it useful for air-quality monitoring, pollution detection, indoor environmental monitoring,...

The DHT22 Temperature and Humidity Sensor Module is a digital environmental sensor designed to measure temperature and relative humidity with good accuracy and stability. It combines a temperature-sensitive element, humidity sensing element, and internal digital signal processing circuit in a compact module, providing calibrated digital readings through a simple single-wire...

The 8 Channel IR Infrared Sensor Array | Infrared Detection Module is a high-precision reflectance sensor array designed for accurate line detection, path tracking, and surface recognition in robotics and automation applications. Featuring eight independent infrared sensing channels, this module delivers high-resolution digital output for advanced line follower robots, maze-solving...

The M12 Inductive Proximity Sensor DN12-4N1 PNP-NO DC10~30V 4mm is a high-performance non-contact inductive sensor designed for reliable metal object detection in industrial automation, manufacturing, robotics, conveyor systems, packaging machinery, CNC machines, and embedded control applications. Featuring a PNP Normally Open (NO) output, a sensing distance of 4mm, and a...