Pololu MQ Gas Sensor Carrier

Crowtail-Capacitive Moisture V2.0 is a durable soil-moisture sensor based on capacitive technology, ideal for monitoring plant hydration levels. Intended for use in projects with 3.3–5 V microcontrollers.

The MQ-9 sensor allows the measurement of gas concentrations such as carbon monoxide, propane and methane. Sensor measuring range: 10 - 10,000 ppm

Compact expansion with advanced data monitoring features, equipped with temperature, humidity, light sensors and RTC clock. With low power consumption, battery monitoring function and I2C protocol support, it is ideal for long-term battery-powered projects, offering precise measurements and efficient power management. Seeed Studio 114993446

Compact Pololu 5294 current sensor based on the ACS37220 IC, designed for measuring currents up to ±200 A at a 5 V supply voltage in applications requiring galvanic isolation and an analog output. Pololu 5294

The module has a humidity sensor (accuracy ± 2% RH) and temperature with an accuracy of ± 0.3 ° C. Communication takes place via the I2C bus

Module with 1 QTRX type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 30 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4301

Module with an obstacle sensor operating in the infrared band. Equipped with an XH2.54 connector, it has a digital output informing about the detection of an obstacle

Module with light intensity sensor LTR-303. It offers a measuring range from 1 to 65535 lux and a 16-bit resolution. Communication takes place using I2C. Adafruit 5610

A module with a distance sensor GP2Y0E03 operating in the infrared band. The sensor measures between 4-50cm.

The Gravity Occupancy Sensor uses 24 GHz FMCW radar technology, enabling precise presence detection at a distance of up to 8 meters and movement and distance measurement up to 12 meters. Thanks to its high resistance to environmental interference, it works reliably regardless of light, temperature or dust, effectively detecting both static and dynamic objects. Compatibility with Arduino, ESP32, Raspberry Pi and a simple Gravity interface make it an ideal solution for intelligent lighting, building automation and security systems. DFRobot SEN0610

Module with the LIS2DW12 3-axis accelerometer. The system has a user selectable measurement scale of ± 2g/±4g/±8g/±16g. It communicates via the I2C interface. DFRobot SEN0405

Module with pressure, temperature and humidity sensor BME280. It allows to read the atmospheric pressure in the range from 300 to 1100 hPa and communicates via the I2C interface. Pimoroni PIM472

A module with a temperature and humidity sensor based on the AHT20 system. Equipped with a Gravity connector, it communicates via the I2C interface. DFRobot SEN0528

PIR motion sensor module for Arduino and Raspberry Pi. DFRobot SEN0018

ToF distance sensor module based on the VL6180X system. It offers a range of 2 to 50 cm and communicates via the I2C interface

Module with a VOC sensor (volatile organic compounds) made in MEMS technology. It allows gas detection in the range of 5 to 500 ppm and has an analog output. DFRobot SEN0566

DS18B20 compatible temperature sensor in a waterproof stainless steel housing, RoHS

Module with three Hall sensors A3144E, which react to the failure of the magnet. It is powered with 5 V and has a digital output on the Grove connector. M5Stack U084

Pololu Carrier with Sharp GP2Y0D810Z0F Digital Distance Sensor 10cm