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. The version comes with soldered screw terminals. Pololu 5411

A compact evaluation board that allows you to quickly connect the FLIR Lepton thermal imaging camera module to a Raspberry Pi or your own hardware projects. The board provides a local 3-5.5V power supply and an on-board clock necessary for proper module operation, with the option to bypass these components via a jumper. FLIR Lepton Breakout Board v2.0

BMI270 3-axis accelerometer and gyroscope module. The chip is a low-power IMU optimised for wearables, providing precise acceleration measurement, angular velocity measurement and motion-triggered interrupt functions. Equipped with a Qwiic connector, it communicates via an I2C interface. SparkFun SEN-22398

The compact KY-003 Hall sensor module is capable of detecting magnetic fields, making it ideal for measuring rotational speeds and for automation and robotics applications.

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

The GY‑271 module with HMC5883L sensor is a precise digital compass offering three-axis magnetic field measurement, I²C communication, and 3 V–5 V operation. Suitable for robotics, navigation, and embedded systems requiring low power consumption and a compact form factor. GY‑271

Czujnik pasywny czujnika (PIR) firmy Panasonic, który jest wykrywany pod kątem detekcji. Oferuje cyfrowy sygnał wyjściowy w 32 strefach na odległość detekcji do 5 m i detekcji 90° x 90°. SparkFun COM-23946

The Zeenko near-field probe set based on a 4-layer PCB enables precise detection of EMI sources in electronic circuits. When used with spectrum analyzers such as tinySA ULTRA, it provides effective electromagnetic diagnostics without the need for external amplifiers. An ideal solution for analyzing and eliminating interference in electronic systems.

A miniature lidar distance sensor that detects objects up to 10 cm away, regardless of color, transparency, or lighting. It generates a digital signal (0 V on detection), operates in the 3-5.5 V range, draws only 30 mA, and supports sleep mode via the ENABLE pin. Ideal for robotics, automation, and contactless interfaces, it offers a fast response time (142 Hz), switching hysteresis, and a compact housing with an indicator LED. Pololu 5552

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

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

A miniature lidar distance sensor that detects objects up to 100 cm away, regardless of color, transparency, or lighting. It generates a digital signal (0 V on detection), operates in the 3-5.5 V range, draws only 30 mA, and supports sleep mode via the ENABLE pin. Ideal for robotics, automation, and contactless interfaces, it offers a fast response time (100 Hz), switching hysteresis, and a compact housing with an indicator LED. Pololu 5483

Module with a deflection sensor with two measuring probes. The board houses the ADS1015 converter, which is an ADC converter with an output in the form of an I2C interface. SparkFun SEN-14666

LTR390-UV UV light sensor module. Allows measurement of ultraviolet and visible light intensity. Equipped with a Gravity connector, it communicates via an I2C or UART interface. DFRobot SEN0540

Module with a matrix of 64 Hall sensors, which enables the conversion of magnetic fields into a visual spectrum. SparkFun SPX-14652

Gravity: Analog TDS Sensor / Meter is an analog water purity measurement module. It is powered by 3.3 ... 5.5V voltage and has an analogue output interface. Module compatible with Arduino. DFRobot SEN0244

Set with a measuring module and a probe for measuring the pH of wet soil and food products. The module is powered with the voltage of 5 V and has an analog output with a voltage range from 0 to 4 V. DFRobot SEN0249

Water pressure sensor with 3-pin Gravity interface. It enables the measurement of liquid pressure in the range from 0 to 1.6 MPa. It is supplied with the voltage of 5 V and has a linear output voltage from 0.5 to 4.5 V. DFRobot SEN0257

DFRobot Gravity analog light intensity module for Arduino and Raspberry Pi. DFRobot DFR0026

LM35 analog temperature sensor module for Arduino. DFRobot DFR0023