Module with an analog MQ8 hydrogen sensor. It is powered with the voltage of 5 V and has an analog output. DFRobot SEN0133

Module with an analog MQ4 methane sensor. It is powered with the voltage of 5 V and has an analog output. DFRobot SEN0129

Analog pH Meter Pro (SEN0169)

Module with an analog MQ2 gas sensor. It enables the detection of LPG, butane, propane, methane, alcohol, hydrogen and smoke. It is powered with the voltage of 5 V and has an analog output. DFRobot SEN0127

Temperature and humidity module, -40C to +125C, 0 - 99.9% RH, AOSONG, RoHS

Ultrasonic Range Finder

DFRobot SEN0153

A module with a temperature sensor based on the absorption of infrared radiation. Enables non-contact measurement. modTMP006

Long-wave infrared thermal imaging camera 8-14 μm for smartphones with USB-C port, 80x62 px array, 90° FOV, temperature range -40°C to 400°C, aluminum housing, plug and play. Waveshare Thermal-90 USB Camera (B)

A miniature lidar proximity sensor that detects objects within a range of 1 mm to 130 cm by generating a PWM signal proportional to distance. It operates within a 3-5.5 V range, draws 30 mA, and features an ENABLE pin for sleep mode. It also includes a 3-pin JST SH connector and an indicator LED. Its color, transparency, and light-sensitive properties make it ideal for robotics, automation, and contactless interfaces. Pololu 5485

Far-Infrared Thermal Camera 8–14 μm for USB-C Smartphones, 80×62 px Resolution, 45° FOV, Measurement Range -40°C to 400°C, Aluminum Housing, Plug and Play. Waveshare Thermal-45 USB Camera (B)

A precise barometric pressure and temperature sensor, ideal for altimetry and environmental applications. It can detect changes in height as small as 1.5 cm and offers high relative accuracy of ±6 Pa. It supports I2C and SPI interfaces for flexible integration with microcontrollers. The pre-assembled module with STEMMA QT connectors facilitates quick connection in drones, wearable devices, and IoT projects. Adafruit 6411

Waterproof temperature sensor adapted to work with Sonoff TH10 / TH16

The GY-87 module is composed of a module with MPU6050, QMC5883L and BMP180 sensors, allowing the measurement of traffic in nine axes and the measurement of atmospheric pressure. The module has a built-in 3.3 V voltage stabilizer

QTR-8A Reflectance Sensor Array

Long-wave IR thermal imaging camera module 8-14 μm in HAT format for Raspberry Pi, 80x62 px array, 45° FOV, temperature range -40°C - 400°C, 25 FPS, 40PIN GPIO header, 5 V supply. Waveshare Thermal-45 Camera HAT (B)

Measurement module for dissolved oxygen in water. It allows you to determine the level of water quality. The set includes a measuring module and a probe. DFRobot SEN0237-A

Module with a 3-axis accelerometer with a resolution of 13bit (ADXL345), RoHS

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.

QTR-8RC Reflectance Sensor Array