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

The analog pH meter, specially designed for Arduino controllers, with the connector (Gravity series). It has an LED which works as the Power Indicator, a BNC connector and PH2.0 sensor interface. The pH measurements at ± 0.1pH (25?). SEN0161

Module with PIR S16-L221D motion sensor. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 101020617

A digital temperature and humidity sensor module based on the SHT45 chip. It features a STEMMA QT/Qwiic connector and communicates via an I2C interface. Adafruit 5665

Adafruit Universal Thermocouple Amplifier MAX31856 is an amplifier module for thermocouples. It was based on the MAX31856 chip. The module is fitted with K, J, N, R, S, T, E or B thermocouples. The SPI interface is used for communication. Adafruit 3263

Force-Sensing Resistor - 0.2" Circle

Module with a temperature and humidity sensor based on the SHT40 system. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4885

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

This module provides precise, galvanically isolated current measurement within a range of ±30 A and voltage up to 480 VRMS, providing RMS, instantaneous, and active, reactive, and apparent power readings. Equipped with an I²C interface, 4-pin JST SH connectors, and 2.54 mm pins, it allows for easy integration with Qwiic, STEMMA QT, and standard microcontrollers. Configuration stored in EEPROM allows for defining address and overload thresholds. The sensor offers three voltage measurement ranges (120 V - default, 240 V, 480 V RMS) and the ability to detect overvoltages. Built-in protection and low conduction resistance ensure safe and accurate measurements. Pololu 5410

A precise pressure and temperature sensor that supports I2C communication, which makes it easy to integrate with microcontrollers such as Arduino. With its compact design and versatile use in navigation, altitude measurement or GPS assistance, it is ideal for IoT projects and navigation systems. DFRobot SEN0372

Pressure sensor module with I2C interface (BMP085)

Crowtail – 3-Axis Digital Gyro is a gyroscope module with the ITG-3200 chip, offering precise rotational-motion measurement on three axes. Intended for interactive projects, robotics, control systems, and motion-responsive devices.

The Iduino SE052 module with a DHT11 sensor enables easy integration with microcontrollers for measuring temperature and humidity. Ideal for weather stations, data loggers, and home automation, it offers stable and long-term performance across a wide range of applications.

Distance measurement tester designed for HC-SR04 ultrasonic sensor. It is equipped with a 3-digit 7-segment LED display showing the current measurement and a measurement processing system with UART output

Module with a motion sensor that uses the Doppler effect to detect moving objects using microwaves. It is powered with the voltage of 5 V and has a digital output (Gravity connector). DFRobot SEN0192

Compact current sensor based on TMR technology, enabling precise measurements up to 20 A with minimal energy loss. Thanks to a wide 1 MHz bandwidth, galvanic isolation and interference immunity, it is perfect for applications requiring fast response and high accuracy. Pololu 5304

ACS711EX Current Sensor Carrier -15.5A to +15.5A

SCD41 CO2, temperature and humidity sensor module. Equipped with a Gravity connector, it communicates via an I2C interface. DFRobot SEN0536

Magnetic switch (reed switch) enclosed in a plastic housing. It has a compact structure and low weight. DFRobot SEN0481

The SEN55 sensor module from Sensirion, which combines a sensor allowing the measurement of particulate matter, volatile organic compounds, NOx, humidity and temperature in one housing. SparkFun SEN-23715