A moisture sensor specially adapted to work with the Kitronik Greenhouse Kit for the BBC micro:bit. It allows monitoring of moisture in the soil. It can be programmed using any editor for the micro:bit. Kitronik 56107

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

DFRobot SEN0629 environmental module with a BME688 sensor enables precise measurement of temperature, humidity, pressure, and VOC, and supports AI-assisted gas analysis. Compatibility with I2C/SPI and broad functionality make it suitable for use in smart building systems, environmental monitoring, and industry.

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

360-degree laser scanner (LIDAR), with a range of up to 12 meters and measurement frequency up to 10 Hz (optimal value 5.5 Hz). DFRobot DFR0315

Pololu Carrier with Sharp GP2Y0D810Z0F Digital Distance Sensor 10cm

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

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.

Advanced 60 GHz radar, capable of detecting human presence, falls, posture and vital signs such as heart rate and breathing – even when motionless. Ceiling-mounted and compatible with platforms such as Arduino or ESP32, it is ideal for healthcare systems, especially for monitoring sleep and the safety of the elderly. DFRobot SEN0623

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5271

ACS724LLCTR-20AU current sensor module with a current measurement range from 0 to 20 A. It communicates via an analog interface. Pololu 4044

Module with humidity and air temperature sensor based on the AM2302 system. It allows temperature measurement in the range from -40 to 80 ° C and the humidity measurement takes place in the range of 5 to 99% RH. The module has a connector in accordance with the Grove standard. Seeed Studio 101020019

This module features a fixed-gain, 38 kHz modulated IR sensor and a corresponding IR LED with oscillator circuit to make a tiny proximity sensor.

Crowtail-Knock Sensor 2.0 is a piezoelectric shock sensor with a digital output, intended for detecting impacts and mechanical vibrations. Designed for simple impulse-detection systems in interactive and alarm projects.

Module with a smoke concentration sensor made in MEMS technology. It allows gas detection in the range of 10 to 1000 ppm and has an analog output. DFRobot SEN0570

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5259

QTR-1A Reflectance Sensor (2-Pack)

ToF laser rangefinder. It enables detection of many objects, has a field of view of about 25 ° and is able to detect objects at a distance of up to 5 m. Communicating via the I2C interface. Pololu 3416

Module with INA237 sensor designed for power monitoring. Allows measurement of voltages up to 85 VDC and current up to 10 A. Uses a 16-bit ADC for precise and accurate readings available via the I2C interface. Adafruit 6340

Temperature and humidity sensor adapted to work with Sonoff TH10 / TH16