Module with an analog IR reflective sensor. It consists of an IR diode and a phototransistor which measures the intensity of the reflected light. Used, among others in line tracking robots. Cytron MAKER-REFLECT

Soil moisture sensor with analog output. It has a probe with pointed tips, which allows you to easily place it in the ground. The analog output voltage level increases in proportion to the humidity level

Module designed for the XIAO development platform. It acts as an advanced human presence sensor, using FMCW technology to detect human targets in a specific space. The module offers a maximum detection distance of up to 5 meters and a wide detection angle of ±60°. Seeed Studio 101010001

The compact KY-003 Hall sensor module is capable of detecting magnetic fields, making it ideal for measuring rotational speeds and for automation and robotics applications.

Module with INA219 system with bi-directional current meter

Module with TLV493D 3-axis magnetic field sensor. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4366

The RCWL-0516 microwave motion sensor module uses microwave technology to detect motion through obstacles, offering high sensitivity and a wide detection range. It is ideal for use in security systems, home automation, and electronics and robotics projects. RCWL-0516

The MQ-8 sensor allows the measurement of hydrogen concentration in the air. The measuring range of the sensor is in the range of 100 - 10,000 ppm.

The current measurement with the value 0-20A is carried out by the ACS712-05 system based on the Hall effect. The sensitivity of the system is 100mV / A (analogue signal) .modACS712-20

Module with a motion sensor that uses the Doppler effect to detect moving objects using microwaves. It is powered with the voltage of 5 V and has a digital output (Gravity connector). DFRobot SEN0192

Infrared speed sensor module for counting the speed of motor, LM393, RoHS

Module with bi-directional current sensor based on the INA226 system. It allows you to measure current and power, works with a voltage of 0-36 V. It has an I2C interface.

60 GHz mmWave radar module based on the Acconeer A121 Pulsed Coherent Radar (PCR) sensor, designed for presence detection, micro-motion detection, and high-precision distance measurement. Includes mounting holder and a set of radar lenses. Supports USB, UART, and I2C interfaces. Waveshare A121 Range Sensor Box

Module with 3-axis ADXL375 accelerometer with a wide measurement range up to ±200g. The board is equipped with a STEMMA QT connector and communicates via the I2C or SPI interface. Adafruit 5374

A digital temperature and humidity sensor module based on the SHT45 chip. It features a STEMMA QT/Qwiic connector and communicates via an I2C interface. Adafruit 5665

The MQ-3 sensor allows you to measure the concentration of alcohol vapors. The measuring range of the sensor is in the range of 0.05 mg / L to 10mg / L, and an analogue signal is obtained at the output.

Module with a knock-on sensor for measurement of methane, propane and carbon monoxide (MQ-9) concentrations. The module has an analogue output and an output triggered by exceeding the threshold of sensitivity.

This module can be applied to motor speed measurement, objective position detection, smart car, electronic building blocks, etc.

Module with the MQ3 analog alcohol sensor. It allows you to detect gas and build a simple breathalyzer. The module is powered by 5 V and has an analog output

Three-axis accelerometer module with MMA8452 system; I2C bus