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

Temperature and humidity module, -40C to +125C, 0 - 99.9% RH, AOSONG, RoHS

The MQ-8 sensor allows the measurement of hydrogen concentration in the air. The measuring range of the sensor is in the range of 100 - 10,000 ppm.

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 5250

Iduino SE049 is a simple and functional heart rate sensor, ideal for educational and hobbyist projects in the fields of electronics and bioengineering. Thanks to its compatibility with Arduino and intuitive operation, it allows for the creation of custom measurement devices such as pulse meters or smart health-monitoring wristbands. It is suitable for mobile and stationary applications as part of a diagnostic or training system.

Precision sensor from Bosch for measuring humidity with ±3% accuracy, barometric pressure with ±1 hPa absolute accuraccy, and temperature with ±1.0°C accuracy Adafruit 2652

Three-axis accelerometer module with MMA8452 system; I2C bus

Soil moisture sensor with analog output. The probe has two pointed tabs, making it easy to insert into the ground. It is supplied with the voltage of 3.3V or 5V. DFRobot SEN0114

360-degree laser scanner (LIDAR) with a range of up to 10 meters and a measurement frequency of up to 12 Hz. LIDAR X4

Module with a temperature and humidity sensor DHT22. It allows you to measure humidity in the range from 0 to 100% and temperature from -40 to 80℃. DFRobot SEN0137

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

Compact module with three I2C sensors, enabling measurement of temperature, humidity, pressure, light, proximity and motion. It offers two Qw/ST connectors, so you can quickly connect it to Raspberry Pi, Pico or other microcontrollers. Ideal for IoT applications, home automation and environmental analysis in mobile or stationary projects. Pimoroni PIM745

ToF distance sensor (Time of flight) with a range of up to 60 cm. The module is powered with the voltage of 3.3 V and communicates via the I2C interface. DFRobot SEN0429

Module with distance sensor Sharp GP2Y0D810Z0F operating in the infrared band. It is powered with a voltage ranging from 2.7 to 6.2 V and has a digital output (Gravity connector). DFRobot SEN0042

Compact current sensor based on TMR technology, enabling precise measurements up to 30 A with minimal energy losses. Thanks to a wide 1 MHz bandwidth, galvanic isolation and interference immunity, it is perfect for applications requiring fast response and high accuracy. Pololu 5317

Module with pressure and temperature sensor BMP280. It allows you to read the atmospheric pressure in the range from 300 to 1100 hPa and communicates via the I2C or SPI interface. Adafruit 2651

MMA8451 Triple-Axis Accelerometer w/ 14-bit ADC, detects motion, tilt and basic orientation, wide usage range: from +-2g up to +-8g, easy to use with Arduino or another microcontroller. Adafruit 2019.

The MR60BHA2 sensor kit uses 60GHz mmWave technology to reliably detect human presence, as well as human breathing and heartbeat detection. It offers Home Assistant integration thanks to the XIAO ESP32C6 module and pre-installed ESPHome firmware. Equipped with a BH1750 light intensity sensor, RGB LED indicator and the possibility of expanding with Grove sensor modules, it is ideal for monitoring health, safety and home automation. Seeed Studio 114993387

Module with a digital barometer LPS22. It enables pressure measurement in the range from 260 to 1260 hPa and communicates via I2C or SPI. Adafruit 4633

Module with an analog MQ7 carbon monoxide sensor. It is powered with the voltage of 5 V and has an analog output. DFRobot SEN0132