Air quality sensor module based on the ENS160 system. It communicates via the I2C or SPI interface. DFRobot SEN0515

Module with 3-axis ADXL375 accelerometer with a wide measurement range up to ±200g. The board is equipped with a STEMMA QT connector and communicates via the I2C or SPI interface. Adafruit 5374

Set with a measuring module and a probe for measuring electrical conductivity. It allows you to measure the salinity of water and soil. It has a Gravity analog output interface. DFRobot DFR0300

Reflection sensor module with 1 QTRXL-HD optocoupler with analogue output. The module is powered by 2.9 ... 5.5V voltage, detects objects at a distance of up to 80mm. Pololu 4641

Shielded RJ-45 Self-Locking Connector Category 6A is designed for creating durable cable connections in network installations with high transmission requirements. Its tool-free assembly, reusability, and compliance with international standards make it an ideal choice for professional applications—from office setups to industrial and server network infrastructures.

Shield with dual-channel DC motor driver for Arduino. It has an operating voltage from 7 to 30 V and a continuous current of up to 10 A. It can be controlled by a PWM signal or by means of built-in buttons. Cytron SHIELD-MDD10

Module with 1 optocoupler type QTRXL with RC (digital) output. It is supplied with the voltage from 2.9 to 5.5 V, detects objects at a distance of up to 80 mm. Pololu 4501

DRV8825 Stepper Motor Driver Carrier with male header pins installed, so no soldering is required to use it with an appropriate 16-pin socket or solderless breadboard. Pololu 2982

Kynar type cable with a diameter of 0.25 mm (30 AWG) and a length of 180 m. Used for connections in electronic devices, e.g. on PCB

A set of 5 modules with a button and LED backlight. The boards are equipped with a Gravity connector and communicate via a digital interface. DFRobot DFR0785

Module with a stepper motor driver based on the DRV8825 system. allows the bipolar motor to be supplied with current up to 1.5 A per phase, without the use of a heat sink. The system can be supplied with voltage up to 45 V. Pololu 2987

Industrial grade USB-UART TTL converter. Equipped with a number of security features ensuring stable and safe communication. Waveshare USB TO TTL (B)

The UBIQUITI UniFi Switch Flex Mini is a five-port Gigabit Ethernet switch powered via PoE or USB-C, designed for installations in UniFi systems that require simple and reliable LAN network expansion. With support for Jumbo frames, Full Duplex transmission, and compact dimensions, it is suitable for office, industrial, and home environments.

Adafruit 1212 - SMT Breakout PCB for SOIC-8, MSOP-8 or TSSOP-8 - 6 Pack!

The UBIQUITI UniFi Cloud Gateway Ultra combines the functions of a UniFi network controller, firewall and SD-WAN in a compact housing, offering advanced security and management mechanisms. Supports over 30 devices and 300 users. The quad-core ARM processor and built-in LCD display enable smooth operation and monitoring of operating parameters. The device is designed for modern network installations requiring high performance, easy expansion and full integration with the UniFi ecosystem.

0.31 Mpx camera module with OV7251 sensor compatible with all versions of Raspberry Pi. The maximum video resolution is 640×480 pixels. ArduCAM B0161

This is the FeatherWing OLED: it adds a 128x32 monochrome OLED plus 3 user buttons to any Feather main board. Using our Feather Stacking Headers or Feather Female Headers you can connect a FeatherWing on top of your Feather board and let the board take flight. Adafruit 2900

The module allows the existence of devices with BLE in networks with the Ethernet protocol, has a BT2.1 receiver

IO port expander for M5Stack kits. Equipped with 8 IO pins and power pins, it communicates via the I2C interface. M5Stack U011-B

This module enables the Feather series range to be expanded with 8 12-bit PWM outputs that can be used, for example, to control servos or LED diodes. Adafruit 2928