Module with 25 QTRX type optocoupler with analog output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 50 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4425

Module with CO2, temperature and humidity sensor SCD-30. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4867

Module with 13 QTRX type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4353

Capacitive soil moisture sensor with pump for M5Stack sets, equipped with holes compatible with LEGO. M5Stack U101

Module with 13 QTRX type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4313

Module with MLX90641 thermal imaging camera with a 16x12 field matrix and a viewing angle of 55°. It communicates via the I2C interface. Waveshare MLX90641-D55 Thermal Camera

Flow sensor with thread G1/2. Dedicated to liquids of high concentration and low viscosity. DFRobot SEN0550

Module with 7 QTRX type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4347

Wireless sensor with LoRaWAN network communication. Dedicated to long-distance industrial data acquisition with a wide measurement range of CO2 from 400 to 10000 ppm, temperature from -40°C to 85°C and humidity from 0 to 100% RH. Seeed Studio 114992869

ireless sensor with LoRaWAN network communication. Dedicated to industrial long-distance data acquisition with a wide light intensity measurement range from 0 to 160000 Lux. Seeed Studio 114992868

Module with a UV light sensor LTR390-UV. It allows you to measure the intensity of ultraviolet radiation and visible light. It communicates via the I2C interface. Waveshare UV Sensor (C)

LiPo battery monitor module based on the MAX17048 chip. Allows the voltage and state of charge of the battery to be measured. SparkFun SPX-17715

BME688 integrated gas, pressure, temperature and humidity sensor module housed in a single MEMS package. It features a Grove connector and communicates via an I2C or SPI interface. Seeed Studio 114992989

Air quality sensor based on the ENS160 chip and enclosed in a housing. It communicates via an I2C interface. DFRobot SEN0515

Flow sensor with thread G1/4. Dedicated to liquids of high concentration and low viscosity. DFRobot SEN0549

Advanced 2D laser scanner (LIDAR) with a 360-degree range. It offers a range of up to 12 meters and a dead zone of 0.05 meters and a scanning frequency of 10 Hz (600 rpm), which gives a sampling speed of 5 kHz and an angular resolution of 0.72°. Seeed Studio 101090061

Module with a 3-axis H3LIS200DL accelerometer. The system has a user selectable wide measurement scale of ±100g/±200g. There is a Gravity connector on the board. DFRobot SEN0412

Module with a digital gas sensor MiCS-4514. It allows you to measure the concentration of CO, C2H5OH, H2, NO2, NH3 and communicates via the I2C interface. DFRobot SEN0377

Sensor for measuring the horizontal wind direction. It has a built-in Hall sensor and allows you to determine one of 16 directions. DFRobot SEN0482

An optical particle sensor that uses laser scattering and Sensirion\'s innovative contamination resistance technology. It enables users to measure mass concentration and particle number. SparkFun SEN-15103