1.5 hPa resolution pressure sensor from Freescale. The sensor is soldered onto a PCB with 10K pull-up resistors on the I2C pins. Adafruit 992

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.

URM04 v2.0 Ultrasonic Sensor

Finder 7T.81.0.000.2401 is an NC thermostat dedicated to monitoring temperature and protecting devices from overheating by cutting off power after exceeding a set threshold. It operates with a hysteresis of 7±4 K, supports current up to 10 A at a voltage of 250 V AC, and screw terminal mounting ensures easy installation in various applications, such as control cabinets or heating systems.

The Finder 7T.81.0.000.2301 is a Normally Open (NO) thermostat designed for precise temperature control in electrical systems. It operates from -20°C to +40°C, handling currents up to 10A at 250VAC, making it suitable for many industrial applications.

Module with a human presence and movement sensor designed based on the STHS34PF80 infrared sensor. Enables monitoring of radiation and ambient temperature within an 80° field of view. The sensor can precisely detect movement and presence within a range of 4 m. It uses the I2C or SPI interface for communication and has built-in Qwiic connectors. SparkFun SEN-23253

Analogue current sensor module. Allows measurement of AC and DC currents up to 50 A. DFRobot SEN0098-V2

intelligent gesture recognition module equipped with an IR camera module PAG7646J1, PAG7661QN (ISP) and a LED for backlighting. Recognizes and interprets hand gestures by recognizing the image recorded by an infrared camera. Seeed Studio 101991067

An ultrasonic sensor whose operation is based on the time-of-flight (ToF) principle. In addition to distance information, the sensor also generates an echo energy intensity value useful for distinguishing between different materials or surfaces. Seeed Studio 101021097

Module with ToF sensor VL53L7CX with an output in the form of a matrix of 64 pixels (8x8) and a range of up to 3.5 m. It communicates via the I2C interface. Pololu 3418

Module with nitrogen dioxide sensor made in MEMS technology. It allows gas detection in the range of 0.1 to 10 ppm and has an analog output. DFRobot SEN0574

Module with a smoke concentration sensor made in MEMS technology. It allows gas detection in the range of 10 to 1000 ppm and has an analog output. DFRobot SEN0570

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.

LiPo battery monitor module based on the MAX17043 chip. Allows the voltage and state of charge of the battery to be measured. SparkFun TOL-20680

Motion detection module featuring Panasonic\'s EKM series PIR sensor. The EKM series is optimised for detecting small movements and is ideal for detecting movement in a small area around the sensor. It offers digital output in 32 zones with a detection distance of 5 m and a detection area of 90° x 90°. SparkFun SEN-21999

Small 10 DoF IMU module with 3-axis gyroscope and accelerometer (LSM6DSO), 3-axis magnetometer (LIS3MDL) and barometer (LPS22DF). It is equipped with an I2C interface, a voltage stabilizer and a voltage level converter. Pololu 2863

LPS22DF digital barometer module. It enables pressure measurement in the range from 260 to 1260 hPa and communicates via I2C or SPI. Pololu 2898

Module with 3-axis accelerometer ADXL343 and precise temperature sensor ADT7410 dedicated to Feather series boards. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4147

BMP390 digital barometer module. Measures pressure from 300 to 1250 hPa and temperature from -40℃ to 85℃. It communicates via an I2C or SPI interface. Waveshare BMP390 Barometric Pressure Sensor

Module with a light sensor (photoresistor) designed for M5Stack sets. An analog output and a digital output have been led out on the Grove connector. M5Stack U021