Module with an infrared sensor MLX90640 - a measuring matrix with a resolution of 32x24 pixels. It offers an accuracy of 1.5°C and a viewing angle of 55x35°. Communication with the sensor takes place via the I2C interface. SparkFun SEN-14844

The XH-M131 module is a universal module that allows you to control devices with a current consumption of up to 10A depending on the light intensity, which makes it ideal as a twilight sensor for home or garage lighting. It is easy to operate with potentiometer light level adjustment, can be controlled by various 12V power sources and requires no soldering for easy installation. XH-M131

Light sensor module in the form of a photoresistor. A comparator and a potentiometer are placed on the board. The module has a digital output

Optical rain sensor module for detecting the state of rainfall on glass. It is configured via the UART interface and returns rain intensity information via this bus. DFRobot SEN0545

Laser distance sensor with a measurement range of 0.1 m to 12 m dedicated to indoor use. It communicates via UART or I2C interface. Benewake TFmini Plus Indoor

Air velocity sensor module based on the FS3000-1015 system. The board is equipped with connectors in the Qwiic standard. SparkFun SEN-18768

Gravity: Heart Rate Monitor Sensor is a sensor used to measure heart activity. Adapted for easy use with Arduino. SparkFun SEN0213

A thermal imaging camera module based on the MLX90640 image sensor. It has a resolution of 32x24 pixels and a field of view of 110°. Communication is via an I2C interface. Waveshare MLX90640-D110 Thermal Camera

The current measurement of 0 - 30A is carried out by the ACS712-30 system based on the Hall effect. The sensitivity of the system is 66mV / A (analog signal).

Non-invasive AC Current Sensor, 100A, YHDC, RoHS

Non-invasive AC Current Sensor, 5A, YHDC, RoHS

Module with rain sensor. It allows you to detect precipitation using the analog output

SEN-13582

Digital shock sensor with spring type vibration switch. It detects vibrations and signals them via a digital output

Optical liquid level sensor module with switching function with NPN output.

BME680 integrated gas, pressure, temperature and humidity sensor module housed in a single MEMS housing. It is equipped with an I2C and SPI interface. Waveshare BME680 Environmental Sensor

A set with opening and closing sensors based on a reed switch, intended for installation on doors or windows. CMD1263

Non-invasive AC Current Sensor, 10A, YHDC, RoHS

Module with 3 QTR 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 4143

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