Crowtail – Current Sensor 2.0 enables AC/DC current measurement up to ±20 A using the ACS712 chip and generates an analog signal for further analysis. Used in energy-consumption monitoring systems, automation, and laboratory measurements.

Module with PIR S16-L221D motion sensor. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 101020353

MAX31865-based module designed for use with PT1000 RTD temperature sensors in 2-, 3- or 4-wire configurations. SPI communication enables connection to microcontrollers, while the 3.3 V regulator and logic level shifting provide compatibility with 5 V systems. PT1000 sensor is not included. Adafruit 3648

The module with the MCP96L01 amplifier designed to work with a thermocouple type K, J, T, N, S, E, B, or R. It has a screw connection for connecting a thermocouple and communicates via I2C. Adafruit 5165

Compact module for bidirectional current measurement using the galvanically isolated Allegro ACS37030LMYATR-065B3 sensor. A combination of Hall-effect sensing and an inductive coil provides DC to 5 MHz measurement bandwidth, a ±65 A range, and a typical response time of 40 ns. Pololu 5696

A non-contact magnetic field sensor with a range of ±1.5 mT and a sensitivity of 1500 mV/mT at 5 V. It offers an analog ratiometric output and a flag signal activated when field thresholds are exceeded. It features a fast response time (20 µs) and a 30 kHz bandwidth with a built-in RC filter. Its compact design, AC/DC capability, and easy mounting make it ideal for energy-efficient and safe current monitoring systems. Pololu 5352

Crowtail – Electricity Sensor 2.0 enables precise measurement of alternating current up to 5 A, converting the signal into a 2 V analog voltage. Intended for energy monitoring projects and integration with microcontroller systems.

Current measurement module using the galvanically isolated Allegro ACS37030LMYATR-065B3 sensor. A combination of Hall-effect sensing and an inductive coil provides DC to 5 MHz measurement bandwidth, a ±65 A range, and a typical response time of 40 ns. The larger carrier board facilitates high-current connections. Pololu 5699

Module with 6-axis BMI160 motion sensor (accelerometer and gyroscope) with 16-bit data resolution. It is supplied with the voltage in the range from 3.2 to 6 V. I2C communication. DFRobot SEN0250

Compact optical sensor based on the ITR9608 switch, which detects the presence of objects by interrupting a beam of light in a 5 mm gap. Thanks to high precision and compatibility with platforms such as Arduino or micro:bit, it is ideal for applications in robotics, automation and education. DFRobot DFR1129

Air quality sensor module based on the ENS160 system. It communicates via the I2C or SPI interface. DFRobot SEN0515

A module with a temperature and humidity sensor based on the AHT20 system. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4566

Current measurement module using the Allegro ACS37100LMATR-050B3 TMR sensor with a galvanically isolated current path. It enables bidirectional current measurement in the ±50 A range, offering measurement bandwidth up to 10 MHz and a short response time of approximately 50 ns. The larger carrier board provides more space for larger connectors and thicker wires. Pololu 5479

Precise sensor measuring UV radiation in the range of 240 to 370 nm, directly outputting UV index value (0-11) and hazard level (1-5). Thanks to I2C and UART interface support and compact design, it is ideal for environmental monitoring, health protection and optimization of photovoltaic installations. DFRobot SEN0636

MQ-135 Gas Sensor

Precise, 3-axis geomagnetic sensor based on FlipCore and TMR technology, offering high interference immunity and a wide measurement range of ±2000μT with a resolution of 0.1μT. Thanks to its high sampling rate (up to 400Hz) and resistance to magnetic shocks, it is ideal for AR/VR systems, AGV navigation and drone control. DFRobot SEN0622

Precise 3-axis compass based on FlipCore and TMR technology, offering magnetic field measurement in the range of ±2000μT without the need for calibration. With I3C support, sampling rate up to 400 Hz and Field Shock Recovery function, it is perfect for navigation systems, AR/VR, drones and autonomous vehicles. DFRobot SEN0619

Crowtail – Flame Sensor 2.0 is a module detecting infrared radiation and flame sources, operating in the range of 760–1100 nm. Intended for use in safety systems, robotics, and educational projects.

Module with pressure and temperature sensor BMP280. It allows to read the atmospheric pressure in the range from 300 to 1100 hPa and communicates via the I2C interface. Pimoroni PIM411

Gravity: DS18B20 Temperature Sensor is a module with a temperature sensor compatible with Arduino boards. The module can be supplied with 3.3-5V voltage and measures the temperature in the range -55 ~ 125 ° C. DFRobot DFR0024