This board is a simple carrier of Broadcom’s bidirectional ±50A ACHS-7125 Hall effect-based linear current sensor, which offers a low-resistance (~0.7 mΩ) current path and electrical isolation up to 3 kV RMS. Pololu 4034

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 module with the ACS725 current sensor with a direct current measuring range up to 10 A. The board is equipped with a Grove connector and communicates via an analog interface. Seeed Studio 101020616

Module with an incremental encoder with a rotation range of 360°. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 111020001

Module with four gas sensors that allow the detection of CO, NO2, alcohol and volatile organic compounds (VOC). The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020820

The module allows the detection of volatile organic compounds (VOC) in the air, based on Winsen\'s WSP2110 system. Allows for detection in the air; formaldehyde (HCHO), methane, benzene, toluene, alcohol, etc. The sensor output is an analog signal. Seeed studio 101020001

Compact Optical Dust Sensor, Sharp, RoHS

Module with BME280 environmental sensor. It allows you to measure temperature, humidity and pressure. The sensor is equipped with two communication interfaces: SPI and I2C (Qwiic). SparkFun SEN-15440

Module with a 3-axis MSA311 accelerometer with a configurable measuring range of ±2g/±4g/±8g/±16g. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 5309

Small form factor IR camera capable of tracking up to four heat/IR sources, can be controlled with Arduino, AVR via I2C interface. SEN0158

Thermocouple converter module based on the AD8495 circuit with an analogue output. Adafruit 1778

Module with three Hall sensors A3144E, which react to the failure of the magnet. It is powered with 5 V and has a digital output on the Grove connector. M5Stack U084

The GR10-30 sensor module, which can recognise up to 12 user gestures from a distance of up to 30 cm. It supports communication via both UART and I2C interfaces. DFRobot SEN0543

TCS34725 RGB Color Sensor is a color sensor TCS34725 controlled by the I2C interface. It is powered by voltage in the range of 3.3 ... 5V and is intended for Arduino-compatible boards. DFRobot SEN0212

Module with BME680 sensor for measuring environmental conditions such as concentration of volatile organic compounds (VOC), atmospheric pressure, temperature and humidity. I2C or SPI communication. SparkFun SEN-16466

The DFRobot Vibration Sensor buffers a piezoelectric transducer that responds to strain changes by generating a measurable output voltage change which is propotional with the strength of vibration. DFR0052

Tilt Sensor

Suitable for outdoor applications such as car reversing sensors, security alarms, industrial inspection, etc. SEN0207

Module with L3G4200D (3-axis gyroscope with digital output)

Module with digital temperature sensor TMP117. It enables temperature measurement in the range from –55°C to 150°C with very high accuracy up to ± 0.1°C. The system communicates via the I2C interface. SparkFun SEN-15805