Air quality sensor module based on SGP30 system. The board has been equipped with Qwiic connectors. SparkFun SEN-16531

Crowtail-Microwave Sensor 2.0 is a motion sensor module based on the Doppler effect, designed for integration with Arduino and Crowduino platforms. Thanks to its resistance to environmental factors, it is suitable for industrial automation, security systems and smart installations.

Crowtail – Current Sensor 2.0 enables AC/DC current measurement up to ±20 A using the ACS712 chip and generates an analog signal for further analysis. Used in energy-consumption monitoring systems, automation, and laboratory measurements.

Sharp GP2Y1010AU0F dust and particle concentration sensors. It is supplied with the voltage from 5 to 7V. Has an analog output. DFRobot SEN0144

Ultrasonic distance sensor MB1020 with a range from 0 to 645 cm. It has an output in the form of a serial interface, analog signal or generates an impulse whose duration is proportional to the measured distance. Pololu 792

Module with five TCRT5000 reflective sensors. Powered with 5 V, it has analog outputs. It can detect objects at a distance of up to 15 mm

Precise sensor measuring UV radiation in the range of 240 to 370 nm, directly outputting UV index value (0-11) and hazard level (1-5). Thanks to I2C and UART interface support and compact design, it is ideal for environmental monitoring, health protection and optimization of photovoltaic installations. DFRobot SEN0636

Module with trackball and RGB backlight. It has a built-in button and is perfect for building your own mouse, for example. Pimoroni PIM447

The ultrasonic distance sensor modUS-015 is based on the analysis of the delay of reflection of the ultrasonic wave from the obstacle - the range of the sensor from 2 to 400 cm with an accuracy of 0.3 cm + 1%

ToF distance sensor module based on the VL6180X system. It offers a range of 2 to 50 cm and communicates via the I2C interface

TVOC Sensor is a high-performance and precise sensor for detecting volatile organic compounds, formaldehyde, and CO₂. The integrated UART interface allows easy communication with microcontrollers, making it an ideal solution for air monitoring projects in homes, industry, vehicles, and consumer electronics.

ToF VL53L0X distance sensor module with a range of 3 to 200 cm. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020532

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.

The module with a smoke sensor and flammable gases (MQ-2) allows the measurement of gas concentrations such as natural gas, hydrogen as well as smoke and ethanol. The module has an analogue output and an output triggered by exceeding the threshold of sensitivity. modMQ-2

SCT010T-D 10A 5V AC Current Sensor. Enables measurement of high AC currents. modSCT010T-D

Module with a reflection sensor operating in the infrared band. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 101020174

Temperature and humidity sensor DHT21 / AM2301 in housing, -40 to 80 ° C, 0 -100% RH, RoHS

Crowtail – BMP180 Barometer is a digital pressure and temperature sensor with an I2C interface, intended for precise measurements in mobile and environmental systems. It offers high accuracy, low power consumption, and readiness to operate without additional calibration.

The MQ-7 sensor allows you to measure the concentration of carbon monoxide (carbon monoxide). The measuring range of the sensor is in the range of 10 - 10,000 ppm

Module with a SI1151 light sensor that can detect waves with a wide range of wavelengths: visible and infrared light. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020089