Compact MEMS environmental sensor capable of measuring temperature, humidity, pressure and VOC, with I2C and SPI support and AI-powered gas analysis. Ideal for projects such as weather stations, smart home systems and air quality monitors, it provides high measurement precision and integration flexibility. DFRobot SEN0617

Educational module for measuring force in the range from 30 g to 1.5 kg, based on a flexible material that responds with a change in the analog signal. Thanks to its small thickness (0.4 mm), fast response and compatibility with Arduino, micro:bit and Unihiker, it is ideal for teaching physics, engineering and DIY projects. DFRobot SEN0616

Module with MLX90614-DCC sensor for non-contact temperature measurement in the range from -70℃ to 380℃. I2C communication. DFRobot SEN0206

RPLIDAR A2M8 R4 (LIDAR) laser scanner 360 degrees, 10 Hz, 4000 measurements / second, range up to 12 m, measurement error at the level of 0.1%, safe for eyesight. DFRobot DFR0445

The liquid flow sensor is made of a plastic body, a flow rotor and a Hall sensor. DFRobot SEN0217

This sensor is a carrier/breakout board for ST’s VL53L0X laser-ranging sensor, which measures the range to a target object up to 2 m away.

Gravity: Digital Water Flow Sensor is a liquid flow sensor that uses a Hall sensor. Powered by 5 ... 12V voltage. DFRobot SEN0216

3D Gesture Sensor (Mini) is an inductive gesture sensor detecting such effects as turning clockwise / counterclockwise or the direction of movement. It is powered by 3.3 ... 5V and the range of gesture detection is up to 5cm. DFRobot SEN0202

Heart rate measurement module compatible with Arduino and Raspberry Pi (Gravity: Heart Rate Monitor Sensor For Arduino). It uses PPG technique, which in a simple and cheap way is able to measure the changing volume of blood. DFRobot SEN0203

A simple and practical soil moisture sensor designed to work with the BBC micro:bit. Using conductive probes inserted into the ground, the module measures moisture levels and generates an analog signal read by the micro:bit. Powered by 3V, it ensures easy and reliable integration, and when combined with the Mi:Power board, it can also trigger an audible alarm when the soil is dry. Kitronik 5647

MMA8451 Triple-Axis Accelerometer w/ 14-bit ADC, detects motion, tilt and basic orientation, wide usage range: from +-2g up to +-8g, easy to use with Arduino or another microcontroller. Adafruit 2019.

Temperature and humidity sensor DHT21 / AM2301 in housing, -40 to 80 ° C, 0 -100% RH, RoHS

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

The module with a smoke sensor and flammable gases (MQ-2) allows the measurement of gas concentrations such as natural gas, hydrogen as well as smoke and ethanol. The module has an analogue output and an output triggered by exceeding the threshold of sensitivity. modMQ-2

Non-invasive AC Current Sensor, 100A, YHDC, RoHS

DFRobot SEN0629 environmental module with a BME688 sensor enables precise measurement of temperature, humidity, pressure, and VOC, and supports AI-assisted gas analysis. Compatibility with I2C/SPI and broad functionality make it suitable for use in smart building systems, environmental monitoring, and industry.

Non-invasive AC Current Sensor, 10A, YHDC, RoHS

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.

6DoF module with MPU6050 (3-axis accelerometer, 3-axis gyroscope) powered with 3-5V. I2C communication interface

LHT52 Indoor LoRaWAN Air Temperature and Humidity Sensor US915 Seeed Studio 101990984 is a wireless air temperature and humidity sensor designed for smart home systems, offices, and industrial applications. Thanks to battery power, data logging, and LoRaWAN compatibility, it is suitable for environmental monitoring, building automation, and precision agriculture.