6-in-1 environmental sensor module enabling measurement of HCHO, TVOC, CO, IAQ, temperature, and humidity via UART communication. Provides high sensitivity thanks to electrochemical technology and compatibility with platforms such as Raspberry Pi, Arduino, and ESP32, making it suitable for air quality monitoring and IoT applications. Waveshare Environment X6 Sensor

This module allows for simultaneous distance measurement up to 300 mm and illuminance measurement from 0.004 to 16,768 lux. Based on the Vishay VCNL4030 sensor, the system communicates with a microcontroller via I2C and works with 3.3V and 5V logic, making it compatible with platforms such as Arduino and Raspberry Pi. The board is equipped with STEMMA QT and Qwiic connectors for quick, solderless connection. Adafruit 6491

LiDAR CS20 3D TOF equipped with a ToF image sensor with a resolution of 640 x 480 pixels. It uses ToF technology to record three-dimensional information about objects and space. It can accurately measure distances up to 5 m. DFRobot SEN0579

A precise ultraviolet radiation sensor enabling independent measurement of three UV ranges: UVA, UVB, and UVC. The module communicates with a microcontroller via an I²C interface and offers high measurement sensitivity, enabling detection of very low radiation levels. The I²C address can be changed, allowing for connection of up to four sensors on a single bus. The STEMMA QT/Qwiic board allows for easy connection to platforms such as Arduino, Raspberry Pi, and systems supporting CircuitPython. Adafruit 6476

Optical distance sensor in the range of 10-80 cm with an analogue output, power supply 4.5-5.5V.

Laser scanner using 360-degree measurement, taking samples at a frequency of up to 16 kHz. It is capable of generating 2D point map information within a 12-meter radius. Seeed Studio 114110128

This 3-axis magnetometer provides precise magnetic field measurement in the X, Y, and Z axes within a range of ±40 mT or ±80 mT. The system is equipped with a 12-bit ADC and a CORDIC angular calculation engine, which allows for positioning within a range of 0–360°, making it suitable for applications such as magnetic encoders, robotics, and positioning systems. Communication is via an I2C interface with CRC support and speeds up to 1 MHz, and the module is compatible with 3.3V and 5V logic. STEMMA QT/Qwiic connectors enable quick connection. Adafruit 6489

Module with a CO2 sensor based on the XENSIV PAS CO2 system from Infineon. It enables precise measurement of CO2 concentration in ppm via I2C, UART and PWM interfaces. SparkFun SEN-2295

Rain sensor consisting of a measuring module and a container. It provides users with information about the precipitation value in millimeters and system operation time via UART and I2C interfaces. DFRobot SEN0575

Miniature air quality sensor described by the manufacturer as World\'s Smallest Fanless Air Quality Sensor, measurement of PM1, PM2.5 and PM10, I2C/SPI communication, operating voltage 3.3 V. DFRobot SEN0663

QTR-3RC Reflectance Sensor Array

Temperature and Humidity Sensor Module, RoHS

TMAG5273 Hall sensor module dedicated to detecting the presence, strength and direction of a magnetic field in three dimensions. It uses communication via the I2C interface and Qwiic connectors. SparkFun SEN-23880

Seeed Studio 114993078 SenseCAP S2107 is a precise and reliable PT1000 temperature sensor operating on the LoRaWAN network. With its robust IP66 design, long battery life, and easy Bluetooth configuration, it is ideal for applications such as food monitoring, cold storage, industrial boilers, aquaculture, and liquid detection.

High-end temperature and humidity sensor module, offering ±1.0% RH and ±0.1°C precision and full I2C communication. With 3.3 to 5V voltage compatibility, STEMMA QT connectors and IP67 protection, it is easy to integrate and resistant to harsh environmental conditions. Ideal for IoT projects, weather stations and automation systems requiring accurate measurements. Adafruit 6174

Reflective sensor with digital output, enabling obstacle detection, with adjustable trigger threshold using a built-in potentiometer. The module can be connected directly to a microcontroller and development kits such as Arduino, Raspberry Pi, STM32 or ESP32

Benewake Solid-state ToF LiDAR CE30-A offers a wide field of view and high reliability by eliminating mechanical components. It enables obstacle detection at distances of up to 4 m, making it a suitable solution for AGVs, autonomous systems, and industrial applications requiring a stable and precise sensor. Seeed Studio 109990325

Seeed Studio RPLiDAR S3 is an advanced 2D ToF laser scanner, offering high precision, light resistance, IP65 protection, and full user safety. It is a versatile tool for mapping, navigation, and environmental perception in robotic and industrial applications. Seeed Studio 101090041

RPLiDAR S2 Laser Scanner Seeed Studio 114992738 enables fast and precise distance measurements in a 360° range, creating a point cloud of the surroundings. Thanks to ToF technology, high sampling frequency, and compact design, it proves effective in mobile robotics, SLAM systems, and industrial applications requiring reliable continuous operation. Seeed Studio 114992738

RPLIDAR A1M8-R6 is a compact 2D laser scanner for use in robot navigation, localization, and environment mapping, offering 360° scanning with a range of up to 12 m and sampling up to 8000 Hz. Ideal for SLAM systems and indoor environments.