The MQ-6 sensor allows the measurement of LPG, propane and isobutane. The measuring range of the sensor is in the range of 300 - 10.000 ppm, while the output receives an analog signal.

This is a basic breakout board for the FTDI FT232RL USB to serial IC. The pinout of this board matches the FTDI cable to work with official Arduino and cloned 5V Arduino boards. It can also be used for general serial applications. DEV-09716

A computer performance monitor that allows you to display CPU, GPU, RAM and disk usage. It uses a 5" display with a resolution of 800x480 pixels. It has a built-in microphone and an audio spectrum display function. It is connected to the computer via a USB port. Waveshare 5inch USB Monitor B

SMT Breakout PCB for 48-QFN or 48-TQFP - 3 Pack!

A computer performance monitor that allows you to display CPU, GPU, RAM and disk usage. It uses a 7" display with a resolution of 1024x600 pixels. It has a built-in microphone and an audio spectrum display function. It is connected to the computer via a USB port. Waveshare 7inch USB Monitor B

SEN0162 This UV Sensor with GUVA-S12SD chip is suitable for detecting the UV raditation in sunlight. It can be used in UV Index Monitoring, DIY project, UV-A Lamp Monitoring, Plants growing Environmental monitoring...etc.

Demonstration board with Linear Technologies LTC2360 12-bit digital-to-analogue converter. The system is ideal for use in communication systems, data acquisition, mobile and car devices. DC1190A-E

Single-channel audio amplifier up to 100 W.

Step-Down DC-DC converter module based on the D24V150F9 chip. Input voltage 11 ... 40V, output voltage 9V (max 15A). Pololu 2884

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 5260

Module with Flash memory W25Q128 with a capacity of 128 Mbit (16 MB). It communicates via the SPI interface. Adafruit 5643

IPS color LCD display module with a diagonal of 1.47" and a resolution of 172x320 pixels. The display has a built-in ST7789V controller and communicates via SPI interface. DFRobot DFR0995

AMOLED 10.5" display with touch panel. It is equipped with HDMI for video display and USB Type-C for the touch panel. It has a resolution of 2560x1600 pixels. It comes with a power adapter. Waveshare 10.5inch HDMI AMOLED (EU)

Communication module with R800C chip designed for Raspberry Pi minicomputers. It adds support for GSM/GPRS (2G) networks. Waveshare SIM800C GSM/GPRS HAT

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 5270

Power module designed to work with LilyPad boards. It is equipped with a switch and a CR2032 battery socket. SparkFun DEV-13883

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

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