Module with the 3-channel distance sensor OPT3101. The sensor has a range of up to 1 m, a wide viewing angle of up to 180° and communicates via the I2C interface. Pololu 3412

Module of the 3-axis LIS2DH, I2C accelerometer. DFRobot SEN0224

Module with PM2.5 HM3301 dust sensor. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020613

Module with a pulse sensor (heart rate). The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 103020024

Module with 3-axis accelerometer and gyroscope LSM6DSV16X. The chip is a low-power IMU optimized for IoT devices with data processing capabilities using machine learning. Equipped with a Qwiic connector, it communicates via the I2C interface. SparkFun SEN-21336

Module with a light sensor (photoresistor) designed for M5Stack sets. An analog output and a digital output have been led out on the Grove connector. M5Stack U021

Temperature and humidity sensor module with DHT22 sensor (AM2302)

Doppler radar module with 24GHz BGT24LTR11 transceiver. The board is equipped with a Grove connector and communicates via the UART interface. Seeed Studio 109020021

Liquid Flow Meter - Plastic 1/2" NPT Threaded, RoHS

Module with the 3-axis ADXL313 accelerometer with measuring ranges of ± 0.5 g, ± 1 g, ± 2 g or ± 4 g. The system is characterized by high 13-bit resolution and low power consumption. SparkFun SEN-17241

Module with MLX90615 temperature sensor with a measurement accuracy of 1°C and a resolution of 0.02°C. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020077

Flexiforce Pressure Sensor A201 – 1lb, Tekscan, RoHS

Module with the alcohol sensor MQ303A. The board is equipped with a Grove connector and communicates via an analog interface. Seeed Studio 101020044

Module with a PIR motion sensor designed for M5Stack modules. It can detect movement up to 5 meters with a detection angle of 100 degrees. M5Stack U004

Module with laser distance sensor ToF VL53L0X designed for M5Stack sets. It can detect simple hand gestures. M5Stack U010

Compact Optical Dust Sensor, Sharp, RoHS

Universal weather station for measuring wind speed and direction, temperature, humidity and atmospheric pressure, compatible with micro:bit, Raspberry Pi, ESP32 and Unihiker controllers. It has 16 MB of internal memory, which allows for 160 days of data storage at a minute sampling rate, and data can be exported via USB Type-C port. The sturdy metal casing with a waterproof protective coating and compatibility with tripods make the station ideal for field atmospheric research and educational projects. DFRobot EDU0157-EN

A modern laser scanner that integrates the advantages of triangulation and DTOF. It offers a measuring range of up to 12 meters with a low dead zone of 5 cm. The scanning frequency is 10 Hz (600 rpm) and the sampling rate is 5000, which allows an angular resolution of 0.72° to be achieved. Waveshare RPLIDAR C1

Wind direction sensor with a measuring range up to 60 m/s and 360° ensures high accuracy and fast response time, thanks to the use of low-resistance bearings and precision components. It supports various output signal types, including analog (0–5 V, 4–20 mA) and digital (RS485, LoRa, GPRS, 4G), enabling broad integration in meteorological, agricultural, and industrial systems. The durable polycarbonate construction and IP65 protection rating ensure reliable operation even in harsh environmental conditions.

Module with a differential pressure sensor SDP31 dedicated to measuring the flow rate and air velocity. The arrangement is characterized by wide measuring range from 260 to 1260 hPa and high measurement resolution (0.01 hPa). I2C or SPI communication. SparkFun SPX-14767