Module with DHT20 sensor. It allows you to measure humidity in the range from 0 to 100% and temperature from -40 to 80 ℃. Seeed Studio 101020932

Heart rate measurement module compatible with Arduino and Raspberry Pi (Gravity: Heart Rate Monitor Sensor For Arduino). It uses PPG technique, which in a simple and cheap way is able to measure the changing volume of blood. DFRobot SEN0203

Methane sensor module made in MEMS technology. It allows gas detection in the range of 1 to 10000 ppm and has an analog output. DFRobot SEN0565

Adafruit Universal Thermocouple Amplifier MAX31856 is an amplifier module for thermocouples. It was based on the MAX31856 chip. The module is fitted with K, J, N, R, S, T, E or B thermocouples. The SPI interface is used for communication. Adafruit 3263

Module with a 3-axis ADXL345 accelerometer with a configurable measuring range of ±2/±4/±8/±16 g. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020054

Module with 4 QTR type optocoupler with analog output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4204

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

Simple-to-use, open source solution for measuring weight and temperature with the ability to read multiple types of load cells and offers a simple-to-use serial menu to configure calibration value, sample rate, time stamp and units of precision. SEN-13261

Module with an analog AC current sensor in a set with a probe for non-contact measurement of alternating current with a current of up to 20 A. DFRobot SEN0211

Module with ozone detection sensor. It performs measurements up to 10 ppm with a resolution of 0.01 ppm. It has a UART output and an analog output. ZE25-O3

Gravity: The high temperature sensor is a sensor based on the PT100 probe and adapted to very high temperatures (30-350 ° C). The module is powered by 3.3 ... 5.5V voltage. DFRobot SEN0198

Pololu 5242 with the ACS71240KEXBLT-050B3 chip is a compact current sensor module for precision measurement applications in the ±50 A range. With galvanic isolation, fast response to current changes, and short-circuit detection capability, it is used in power systems, automotive and industrial electronics, and embedded projects. It is ideal for measuring currents in both DC and AC circuits while ensuring safety and accuracy.

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 5258

The MAX31865 amplifier module is an ideal tool for accurate temperature measurement in various applications. It is compatible with 2, 3 or 4-wire PT100 RTD temperature probes. Adafruit 3328

Module with an analog current sensor. It enables the measurement of alternating and direct currents up to 50 A. Cytron BB-ACS756

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 5253

Module with a digital temperature and humidity sensor based on the SHT30. Communication via the I2C interface. DFRobot SEN0330

Long, flexible, pressure sensor that can be used to implement very sensitive force detection. The sensor is durable and designed to detect static and dynamic pressure at high response speeds. DFRobot SEN0293

Flexible pressure sensor with dimensions of 400x15 mm. Designed to detect static and dynamic pressure at high reaction speed. DFRobot SEN0299

A small module with a temperature sensor (thermistor). As the temperature changes, the resistance of the thermistor changes, which allows the temperature to be measured in the range from -40 to 125 ° C with an accuracy of 1.5 ° C. The module has a connector in accordance with the Grove standard. Seeed studio 101020015