Module with a precise temperature sensor MCP9808. It is supplied with the voltage ranging from 2.7 to 5.5 V and communicates via the I2C interface

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

The DRV5032 Hall Effect Magnetic Field Detection Module is an energy-efficient module for IoT projects, positioning systems, and battery-powered devices. With its digital output, compact design, and wide supply voltage range (1.65 to 5.5 V), it can be easily integrated into a variety of applications, offering magnet detection without the need for continuous power consumption. Adafruit 6051

The INA3221 module, which allows simultaneous measurement of voltage and current for three power supplies via I2C with ±1% precision. With a 13-bit ADC and built-in 0.05Ω shunt resistors, it allows accurate monitoring of currents up to ±3.2A and voltages up to +26VDC. Adafruit 6062

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

SEN0017

Laser dust sensor is a digital universal particle concentration sensor,it can be used to obtain the number of suspended particulate matter in a unit volume of air within 0.3 to 10 microns, namely the concentration of particulate matter, and output with digital interface, also can output quality data of per particle. DFRobot SEN0177

Module with a reflection sensor operating in the infrared band. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 101020174

Module with 6-axis BMI160 motion sensor (accelerometer and gyroscope) with 16-bit data resolution. It is supplied with the voltage in the range from 3.2 to 6 V. I2C communication. DFRobot SEN0250

Module with a formaldehyde sensor made in MEMS technology. It allows gas detection in the range of 0 to 3 ppm and has an analog output. DFRobot SEN0563

Module with LPG gas concentration sensor (MQ-6) in the range of 200 - 10,000 ppm. The module has an analogue output and a digital output triggered by exceeding the threshold of sensitivity. modMQ-6

Reflective sensor with digital output, enabling obstacle detection, with adjustable trigger threshold using a built-in potentiometer. The module can be connected directly to a microcontroller and development kits such as Arduino, Raspberry Pi, STM32 or ESP32

The MQ-8 module allows the measurement of hydrogen concentration in the air. It has an analogue output and an output triggered by exceeding the threshold of sensitivity.

Gravity: DS18B20 Temperature Sensor is a module with a temperature sensor compatible with Arduino boards. The module can be supplied with 3.3-5V voltage and measures the temperature in the range -55 ~ 125 ° C. DFRobot DFR0024

ToF distance sensor module based on the VL6180X system. It offers a range of 2 to 50 cm and communicates via the I2C interface. TOF050C

Volatile gas sensor module, including LPG, natural gas, natural gas

Hall effect sensor module based on the Allegro A1101 IC, designed for digital magnetic field detection, compatible with the Crowtail system and Arduino microcontrollers. Elecrow CT0024HS

Waveshare Photo Interrupter Sensor is an IR optical sensor module with Schmitt trigger and a signaling diode allowing the construction of an incremental encoder. Waveshare Photo Interrupter Sensor

Capacitive soil moisture sensor with analog output. The board is equipped with a Grove connector and communicates via a analog interface. Seeed Studio 101020614

ACS711EX Current Sensor Carrier -31A to +31A