Module with a digital distance sensor with a range of up to 200 cm. It has a digital output that goes low when an object is detected. Pololu 4077

Module with a digital distance sensor with a range of up to 15 cm. It has a digital output that goes low when an object is detected. Pololu 4054

Disposable biomedical electrodes that allow you to perform experimental ECG measurements. DFRobot FIT0510

ST Microelectronics\' compact Time-of-Flight (TOF) sensor uses a 940 nm laser to precisely measure distances from 1 mm to 1.2 m with a resolution of 1 mm. It supports an I²C interface, has an XSHUT input for shutdown and a GPIO1 output for object detection, and is compatible with voltages from 2.6 to 5.5 V thanks to a built-in regulator and logic level converter. Pololu 3692

Soil moisture sensor with analogue output. It has a shape resembling a fork, which makes it easy to put it in the ground. The voltage level of the analog output increases in proportion to the ground moisture level. The sensor can be used in an automatic watering system. Version with a 3.5 mm ARK connector. SEN-13637

Module with a 3-axis BMA220 digital accelerometer with a configurable measuring range of ± 2/4/8/16 g. It is supplied with the voltage from 2 to 3.6 V and communicates via the I2C or SPI interface. DFRobot SEN0168

Module with a Panasonic sensor with an 8x8 IR thermal matrix (AMG8833 chip) with a built-in 3.3 V controller and a logic level translator. The I2C interface is used for communication. Adafruit 3538

Module with 11-channel AS7341 sensor that allows to detect light in different wavelength ranges (color detection). It communicates via the I2C interface. DFRobot SEN0365

SEN-08685

Ultrasonic distance sensor with a measuring range from 2 to 400 cm. It communicates via a standard interface (Echo, Trigger) or the I2C bus. SparkFun SEN-17777

Module with analogue UV light sensor ML8511. It enables the measurement of the radiation intensity for the UV-A (320-400nm) and UV-B (280-320nm) waves. It has an analog interface. GY8511

TCS34725 has RGB and Clear light sensing elements. An IR blocking filter, integrated on-chip and localized to the color sensing photodiodes, minimizes the IR spectral component of the incoming light and allows color measurements to be made accurately. Adafruit 1356

A simple flex sensor 2.2" in length. As the sensor is flexed, the resistance across the sensor increases. SEN-10264

Module with waterproof barometer and MS5837 temperature sensor. It enables pressure measurement in the range from 300 to 1200 hPa and communicates via I2C

Module with DHT20 sensor. It allows you to measure humidity in the range from 0 to 100% and temperature from -40 to 80 ℃. Seeed Studio 101020932

Air speed sensor module based on the FS3000-1005 chip. The board is equipped with Qwiic connectors. SparkFun SEN-18377

Module for high temperature measurement with a range from -200°C to 700°C dedicated to a probe with a K-type thermocouple. Communication via SPI. SparkFun SEN-13266

Laser distance sensor with a measuring range from 3 cm to 400 cm based on the ToF measurement technique. Communication with the module takes place via the I2C interface. Adafruit 3967

Compact MEMS environmental sensor capable of measuring temperature, humidity, pressure and VOC, with I2C and SPI support and AI-powered gas analysis. Ideal for projects such as weather stations, smart home systems and air quality monitors, it provides high measurement precision and integration flexibility. DFRobot SEN0617

The MQ-6 sensor allows the measurement of LPG, propane and isobutane. The measuring range of the sensor is in the range of 300 - 10.000 ppm, while the output receives an analog signal.