The MQ-9 sensor allows the measurement of gas concentrations such as carbon monoxide, propane and methane. Sensor measuring range: 10 - 10,000 ppm

Module with 9-axis IMU ICM-20948 sensor. The system is an integrated 3-axis accelerometer, gyroscope and magnetometer and a digital motion processor DMP. Communication via I2C or SPI. Adafruit 4554

Module with pressure, temperature and humidity sensor BME280. It allows to read the atmospheric pressure in the range from 300 to 1100 hPa and communicates via the I2C interface. Pimoroni PIM472

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

Pololu Carrier with Sharp GP2Y0D810Z0F Digital Distance Sensor 10cm

The AHT15 is a precise and reliable temperature and humidity sensor, ideal for applications in harsh environmental conditions.

Module with 9-axis IMU ICM-20948 sensor. The chip is an integrated 3-axis accelerometer, gyroscope and magnetometer and a digital motion processor DMP (Digital Motion Processor). Communication via I2C or SPI. SparkFun SEN-15335

Grove module with a proximity sensor, light, color and the ability to detect gestures. The board is equipped with a Grove connector and communicates via I2C. Seeed Studio 101020580

A module with an acceleration and rotational speed sensor based on the MPU-6050 system. It communicates via the I2C interface. DFRobot SEN0142

Laser distance sensor with a measuring range of up to 2 m, based on the ToF measurement technique. Communication via the I2C interface

MQ-135 Gas Sensor

Module with temperature sensor MCP9808. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020556

Temperature sensor based on the DS18B20 chip. It is enclosed in a waterproof measuring probe. It has a 2 m cable and communicates via a 1-Wire interface

Module with temperature, humidity and pressure sensor BME680 from Bosch. The module communicates via I2C or SPI interfaces.

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5263

Module with 1 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 30 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4301

Module with an infrared sensor MLX90640 - a measuring matrix with a resolution of 32x24 pixels. It offers an accuracy of 1°C and a viewing angle of 55° x35°. Communication with the sensor takes place via the I2C interface. Pimoroni PIM365

Optical liquid level sensor module with switching function with NPN output.

Module with a 3-axis magnetometer HMC5883L, which allows the measurement of the magnetic field in the range of ±8 Gauss. Communication via the I2C interface

IR distance sensor with a range of up to 400 cm. It has a digital output that changes its state when the sensor detects an object. DFRobot SEN0531