Module with liquid turbidity sensor. It allows you to measure the amount of suspended particles in a liquid. The sensor can operate in two modes: digital and analog.

Module with a UV light sensor LTR390-UV. It allows you to measure the intensity of ultraviolet radiation and visible light. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4831

Gravity: DS18B20 Temperature Sensor is a module with a temperature sensor compatible with Arduino boards. The module can be supplied with 3.3-5V voltage and measures the temperature in the range -55 ~ 125 ° C. DFRobot DFR0024

The sensor is designed for indoor air quality testing. The main gas detected is carbon monoxide, alcohol, acetone, thinner, formaldehyde and other slightly toxic gases. It is compatible with 5V and 3.3V power supply. Seeed Studio 101020078

A module with a digital barometer BMP390L dedicated to industrial applications. The system measures pressure in the range from 300 to 1250 hPa and temperature from -40℃ to 85℃. DFRobot SEN0423

Module with color sensor TCS3472. The board communicates via the I2C interface. Waveshare TCS34725 Color Sensor

LPS35HW waterproof barometer module. It can measure pressure from 260 to 1260 hPa and communicates via I2C or SPI. Adafruit 4258

Module with humidity and air temperature sensor based on the AM2302 system. It allows temperature measurement in the range from -40 to 80 ° C and the humidity measurement takes place in the range of 5 to 99% RH. The module has a connector in accordance with the Grove standard. Seeed Studio 101020019

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

Adafruit Universal Thermocouple Amplifier MAX31856 is an amplifier module for thermocouples. It was based on the MAX31856 chip. The module is fitted with K, J, N, R, S, T, E or B thermocouples. The SPI interface is used for communication. Adafruit 3263

Non-contact, capacitive liquid level sensor with flexible probe. It allows you to detect the presence of, among others water in non-metallic containers. DFRobot SEN0508

Doppler radar module with 24GHz transceiver. It allows for precise distance measurement and motion detection. The board communicates via the UART interface. Seeed Studio 101990883

A module with an acceleration and rotational speed sensor based on the LSM6DSOX system and the LIS3MDL magnetometer. Equipped with a STEMMA QT connector, it communicates via the I2C, SPI or I3C interface. Adafruit 4517

This module features a fixed-gain, 38 kHz modulated IR sensor and a corresponding IR LED with oscillator circuit to make a tiny proximity sensor.

Module with a temperature and humidity sensor DHT22. It allows you to measure humidity in the range from 0 to 100% and temperature from -40 to 80℃. DFRobot SEN0137

Module with a 3-axis accelerometer with a resolution of 13bit (ADXL345), RoHS

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

ACS724LLCTR-20AU current sensor module with a current measurement range from 0 to 20 A. It communicates via an analog interface. Pololu 4044

Adapter for MQ gas sensor with potentiometer for analog signal calibration. MOD 72

ACS724LLCTR-30AB current sensor module with a DC and AC measurement range from -30 to +30 A. It communicates via an analog interface. Pololu 4047