Gravity: Formaldehyde (HCHO) Sensor is a module for measuring the concentration of formaldehyde (methane) in the air. It can be supplied with voltage in the range of 3.3 ... 6V. DFRobot SEN0231

The 1.8m Ultra High Speed (2.1) HDMI cable with male HDMI-A 19-pin connectors provides a maximum resolution of up to 7680-4320 at 60 Hz, data transfer speeds up to 48 Gb/s, and supports features such as dynamic DR, eARC, ALLM, QFT, and 4:4:4 color sampling, with gold-plated connectors and rubber braid. Lanberg CA-HDMI-30CU-0018-BK

Surface-mounted IT socket with two shielded RJ-45 category 5e ports, designed for high-speed networks and structured cabling, offers uniersal IDC/LSA connectors, supports 26-22 AWG cables and is characterized by simple installation. Lanberg OS5-0002-W

URM04 v2.0 Ultrasonic Sensor

Easy-to-use USB-to-Serial adapter based on the CH340G IC from WCH; works with 5V and 3.3V systems and should auto install on most operating systems without the need for additional drivers; uses the CH340G IC to quickly and easily convert serial signals to USB. DEV-14050

Module with 4-digit 7-segment display with red digits. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 111020044

It has 10 segments, one can be highlighted in red, one in yellow, one in light green, the rest in green. This type of display can be used to indicate battery charge, liquid level in the tank, volume etc. Seeed Studio 104020006

Module with pressure and temperature sensor BMP280. The board is equipped with a Grove connector and communicates via the I2C or SPI interface. Seeed Studio 101020192

Module with OLED 0.96" display with a resolution of 128x64 px. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 104030008

A computer performance monitor that allows you to display CPU, GPU, RAM and disk usage. It has a built-in microphone and an audio spectrum display function. It is connected to the computer via a USB port. Waveshare 4inch USB Monitor W

Module with a 3-axis MMA7660FC accelerometer with a measuring range up to ± 1.5g. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020039

Module with LM386 audio amplifier and loudspeaker. The board is equipped with a Grove connector and is controlled by a PWM signal. Seeed Studio 107020001

Module with a flame sensor or other light sources with a wavelength in the range of 760 to 1100 nm. It was based on the YG1006 sensor (photovolver NPN). The sensor has a connector compatible with the Grove standard. Seeed studio 101020049

The touch sensor module (touch button) can be used as a replacement for traditional mechanical buttons. It operates based on the TTP223-B system, which measures the capacity of the metal field on the module. The module has a connector in accordance with the Grove standard. Seeed studio 101020037

The module with the tilt sensor, the sensor output is a digital signal. The module has a connector in accordance with the Grove standard. Seeed studio 101020025

Module with a humidity sensor. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 101020018

Module allowing collision / vibration detection (based on the MVS0608.02 system). Permitted to detect collisions irrespective of direction, provides high stability and is highly sensitive. The module has a connector in accordance with the Grove standard. Seeed studio 101020005

A volume sensor designed to detect loud ambient sounds. The module uses a microphone and LM2904 amplifier. The output value (analog signal) depends on the volume of the detected sound. In order to eliminate interference, the microphone signal is subjected to double filtering. Seeed studio 101020063

The module with the MAX30100 chip that monitors the oxygen content in the blood and the heart rate. It consists of two LED diodes, a photodetector, optimized optics and low noise analog signal processing. modMAX30100

Lanberg Cat.6 30m patch cord provides a fast and stable, high-performance connection, ideal for advanced networking applications. Lanberg PCF6-10CC-3000-R