Gravity: Analog TDS Sensor / Meter is an analog water purity measurement module. It is powered by 3.3 ... 5.5V voltage and has an analogue output interface. Module compatible with Arduino. DFRobot SEN0244

Module with color sensor TCS3472. The board is equipped with a Grove connector and communicates via the I2C interface. M5Stack U009

Module with SGP30 gas sensor. The sensor communicates via the I2C interface. SGP30 system contains several elements reacting to various metal oxides, which allows for more accurate determination of air quality. Adafruit 3709

Module with ACS724LLCTR-30AU current sensor with a measuring range of direct and alternating current from 0 to 30 A. It communicates via an analog interface. Pololu 4046

Ultrasonic distance sensor determines the distance to a target by measuring time lapses between the sending and receiving of the ultrasonic pulse. This ME007YS Waterproof Ultrasonic Sensor features high accuracy, steady data output and a certain penetration power(smog, dust). SEN0312

Module with a current and voltage sensor dedicated to Feather boards. Can measure voltage up to 26 V and current up to 3.2 A. Based on INA219 sensor, I2C communication. Adafruit 3650

Ultrasonic distance sensor module with a range of up to 7.5m enclosed in a waterproof and dustproof housing. It is compatible with 3.3V or 5V devices such as Arduino, Raspberry Pi DFRobot SEN0313

LM35 analog temperature sensor module. It allows you to measure the temperature in the range from 0°C to 100°C with a resolution of 0.5°C

Module with a thermal imaging camera based on the MLX90640-D55 image sensor. The camera has a resolution of 32x24 pixels and a field of view of 55°. Communication with the module is via the I2C interface. Waveshare MLX90640-D55 Thermal Camera

This sensor is a carrier/breakout board for ST’s VL6180X proximity and ambient light sensor, which measures the range to a target object up to 20 cm away (or 60 cm with reduced resolution). Pololu 2489

A multifunctional module with an optical sensor for measuring the intensity of illumination, the color of the incident RGB light, the distance from the object and the detection of 3D gestures. Adafruit 3595

Module with three optical inspection sensors (spectrophotometers) from the AS7265x series. The module consists of three sensors; AS72651, AS72652 and AS72653 which can detect wavelengths from 410nm (UV) to 940nm (IR). SparkFun SEN-15050

Module with a Panasonic sensor with an 8x8 IR thermal matrix (AMG8833 chip) with a built-in 3.3 V controller and a logic level translator. The I2C interface is used for communication. Adafruit 3538

Soil moisture sensor with analogue output. It has a shape resembling a fork, which makes it easy to put it in the ground. The voltage level of the analog output increases in proportion to the ground moisture level. The sensor can be used in an automatic watering system. Version with a 3.5 mm ARK connector. SEN-13637

Digital gas sensor solution that senses a wide range of Total Volatile Organic Compounds (TVOCs), including equivalent carbon dioxide (eCO2) and metal oxide (MOX) levels, intended for indoor air quality monitoring in personal devices such as watches and phones, but we’ve put it on a breakout board so you can use it as a regular I2C device. SEN-14193

Module with 2 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 4202

A sheet of rubber with dimensions of 200x200 mm, changing its resistance during stretching. Adafruit 5464

Module of the 3-axis LIS2DH, I2C accelerometer. DFRobot SEN0224

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

Module with ToF VL53L4CD sensor with a range of up to 1.3 m and a resolution of 1 mm. It is equipped with a STEMMA QT connector and communicates via the I2C interface. Adafruit 5396