A small module with a GY-PAJ7620U2 gesture detection sensor. Can recognize 9 gestures. Communication via the I2C interface.

Module with a BME688 sensor for measuring gas concentration, pressure, temperature and humidity. I2C or SPI communication. SparkFun SEN-19096

Module with digital barometer BMP384. It enables pressure measurement in the range from 300 to 1250 hPa with 24-bit resolution and communicates via I2C. SparkFun SEN-19833

Module with BME280 environmental sensor. It allows you to measure temperature, humidity and pressure. The sensor is equipped with two communication interfaces: SPI and I2C (Qwiic). SparkFun SEN-15440

SEN-12969

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 reflective sensor that precisely measures the intensity of light reflected from a surface using an IR LED and a phototransistor. It offers a long detection range—optimally around 20 mm, and up to 80 mm—thanks to the QTRXL sensor with a built-in lens and adjustable LED brightness. It generates a digital RC signal that\'s easily read by microcontrollers like Arduino or Raspberry Pi. Pololu 4540

The QTRXL-MD-01A-S reflective sensor with an analog output enables precise detection of lines and objects. Thanks to its extended range and high sensitivity, it is used in robotic and automation projects. The JST SH connector allows easy integration, and the wide supply voltage range enables flexible use in 3.3 V and 5 V systems.

LM35 analog temperature sensor module. It allows you to measure the temperature in the range from 0°C to 100°C with a resolution of 0.5°C

Module with temperature and humidity sensor DHT11. It uses a 1-wire communication interface and has a humidity measurement range from 20 to 90% with an accuracy of 5% and temperature from 0 to 50 ºC with an accuracy of 2 ºC

Module with a steam sensor. It can be supplied with the voltage of 3.3 V or 5 V. It has an analog output. DFRobot SEN0121

Ultrasonic distance sensor with a range of up to 5 m with an analog output The module is supplied with the voltage from 3.3 to 5.5 V. DFRobot SEN0307

Module with environmental sensors for Raspberry Pi Pico. It allows you to measure temperature, humidity, air quality pressure and color detection. SB Components 22366

SEN-11999

Sensor for detecting the distance, intensity and frequency of light (lightning) within a radius of 40 km. The module enables weather enthusiasts to measure data about local storms. DFRobot SEN0290

Module with temperature and humidity sensor DHT11. It allows you to measure humidity in the range of 20 ... 90% and temperature (0 ... 50 ° C). DFRobot DFR0067

Module with digital barometer ICP-10111. The system enables pressure measurement in the range from 300 to 1100 hPa with an accuracy of 1 Pa. DFRobot SEN0516

Soil moisture sensor with analog output. The probe has two pointed tabs, making it easy to insert into the ground. It is supplied with the voltage of 3.3V or 5V. DFRobot SEN0114

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

This module provides precise current, voltage, and power measurement in DC systems up to 85V and 10A. It features a 16-bit ADC, fast alarm response, and an I2C interface for easy integration with Arduino, Raspberry Pi, and CircuitPython. The module supports both high- and low-side measurement and automatic power calculation, and the STEMMA QT connector allows for quick, solderless installation. Adafruit 6349