The module with an alcohol sensor (MQ-3), allows you to measure the concentration of ethanol in the air. The module has an analogue output and an output triggered by exceeding the threshold of sensitivity.

A digital temperature and humidity sensor module based on the SHT41 chip. It features a STEMMA QT/Qwiic connector and communicates via an I2C interface. Adafruit 5776

This module can be applied to motor speed measurement, objective position detection, smart car, electronic building blocks, etc.

Module with a 3-axis accelerometer that allows you to measure acceleration in the range of ±16g with a resolution of 13 bits. It communicates via the SPI or I2C interface

Module with the MQ3 analog alcohol sensor. It allows you to detect gas and build a simple breathalyzer. The module is powered by 5 V and has an analog output

A sensor used to detect air pollutants by measuring VOCs and gases such as ammonia or hydrogen sulfide. It is used in various areas, such as the food industry, chemical industry, air quality control in laboratories and environmental monitoring. Figaro TGS2602

Diffuse sensor with digital output. The threshold can be adjusted with the built-in potentiometer

The soil moisture sensor with comparator LM393 has an analogue and digital output (with adjustable switching threshold). modHUM

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

The MQ-3 sensor allows you to measure the concentration of alcohol vapors. The measuring range of the sensor is in the range of 0.05 mg / L to 10mg / L, and an analogue signal is obtained at the output.

Module with an analog TEMT6000 light intensity sensor. The output voltage is linearly correlated with the intensity of the incident light. The module is supplied with the voltage from 3.3 to 5V

Module with pulse and SpO2 level sensor (oxygen saturation level). The module is based on the MAX30102 chip and communicates via the I2C interface.

A set with opening and closing sensors based on a reed switch, designed for mounting on doors or windows

The compact KY-003 Hall sensor module is capable of detecting magnetic fields, making it ideal for measuring rotational speeds and for automation and robotics applications.

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

The current measurement with a value of 0 - 5A is realized by the ACS712-05 system based on the Hall effect. The system sensitivity is 185mV / A (analog signal).

The module with A3244 Hall sensor and comparator allows you to detect the presence of a magnetic field. It can be used for applications such as rotation detection, position monitoring and alarm systems

ToF distance sensor module with a range of 5 to 180 cm. Communication via UART or I2C.

Module with DHT11 temperature and humidity sensor designed for Wemos D1 Mini

A module with a 3-axis accelerometer that allows you to measure acceleration in the range of ± 16g with a resolution of 13 bits. GY-291 ADXL345