Module with a PIR motion sensor. It can detect movement up to 7 meters with a detection angle of 100 degrees. DFRobot SEN0171

Module with ACS724LLCTR-05AB current sensor with a measuring range of direct and alternating current from -5 to 5 A. It communicates via an analog interface. Pololu 4041

Module with hydrogen sulphide sensor made in MEMS technology. It allows gas detection in the range of 0.5 to 50 ppm and has an analog output. DFRobot SEN0568

Module with Sensirion SCD30 sensor, which enables CO2, temperature and humidity measurement. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020634

Module with a 3-axis magnetometer HMC5883L, which allows the measurement of the magnetic field in the range of ±8 Gauss. Communication via the I2C interface

Module with ammonia sensor made in MEMS technology. It allows gas detection in the range of 1 to 300 ppm and has an analog output. DFRobot SEN0567

Air quality sensor module based on the SGP40 system. It uses CMOSens® technology by Sensirion and provides information on air quality. Waveshare SGP40 VOC Sensor

Module with a pulse sensor and the level of SpO2 (oxygen saturation level). It is based on the MAX30102 chip, dedicated to the T-Wristband

A digital shock sensor that detects hand shake. The spring-type vibration switch allows you to output pulses when the user shakes once in a certain direction. DFRobot SEN0289

Satellite board can be used for easy integration into customer devices and basic gesture detection applications.Thanks to its 2.8V regulator and level shifters, the VL53L0X satellite board can be used in any application with a 2.8 to 5V supply

Module with 8 QTRX 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 4448

Sensor for measuring the horizontal wind direction. It has a built-in Hall sensor and allows you to determine one of 16 directions. DFRobot SEN0482

Compact Optical Dust Sensor, Sharp, RoHS

Module with digital barometer BMP388. The system measures pressure in the range from 300 to 1250 hPa and temperature from -40 ℃ to 80 ℃. DFRobot SEN0251

Module with 1 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 30 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4241

Module with 6 QTRX type optocoupler with RC (digital) 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 4346

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

Module with 11 QTRX type optocoupler with RC (digital) 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 4311

Gravity: Analog Infrared CO2 Sensor is a high precision analogue CO2 sensor. It measures CO2 content in the range of 0 ... 5000ppm and is compatible with all devices with ADC function. DFRobot SEN0219

Module with 11 QTRX 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 4411