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Digital voltmeter 0-100V LED with red 0.28" display 5-24V
Compact digital voltage meter with a clear, red 0.28" LED display. The device enables precise DC voltage measurement in the range of up to 100V. It features a wide supply voltage from 2.5V to 30V and miniature dimensions. Ideal for DIY projects, systems with Arduino, Raspberry Pi or ESP32. Used for monitoring battery status, diagnosing power circuits and live parameter readout in workshop power supplies. A fast 200 ms refresh time guarantees an instant circuit response.
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Display Blue OLED 1.3 I2C SH1106 ARDUINO
The Blue OLED 1.3 I2C SSH1106 display is a state-of-the-art electronic component compatible with Arduino, Raspberry Pi and other systems. It offers a supply voltage in the range of 3-5V and uses the SH1106 driver. It is a 1.3" OLED display with a resolution of 128x64 pixels, presenting an image in blue. It supports communication via I2C, 3-Wire SPI and 4-Wire SPI for connection versatility. Its dimensions are 40.5mm x 37.5mm x 4mm, making it compact and easy to integrate into various projects. In addition, it is equipped with D/C and RST pins for easy programming and use. Recommended for building interactive projects where a clear and aesthetically pleasing display of information is required.
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Display OLED LCD blue 128x32 0,91' I2C
The blue OLED display is 0.91'' diagonal and has a resolution of 128x32. It is based on a SSD 1306 controller. It communicates via an I2C interface and is powered by 3.3V or 5V.
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DRV8825 stepper motor stepstick controller for CNC 3D printer + heat sink
The DRV8825 stepper motor controller is one of the most advanced devices for controlling motors in 3D printers. It offers features such as reduced motor noise and increased printing precision. It allows the division of one motor step into as many as 32 intermediate steps, which significantly improves the quality of detailing. The controller is compatible with RAMPS 1.4 and Mega2560 electronic control boards, making it ideal for CNC machines, 3D printers and a variety of robotic systems.
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DS18B20 1-Wire TO92 Dallas temperature sensor resolution up to 12 bits
The DS18B20 in a TO92 housing is an advanced digital temperature sensor, compatible with voltages 3.3V and 5V. Equipped with a built-in ADC converter, it provides precise temperature readings with an accuracy of 12 bits, which translates to a resolution of 0.0625°C and a measurement accuracy of ±0.5°C.
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DS18B20 temperature sensor waterproof metal probe - 2m cable
Waterproof DS18B20 temperature sensor with a metal probe and 2m cable. Delivers precise measurement from -55°C to +125°C with accuracy up to 0.5°C. Uses the 1-wire interface, allowing multiple sensors on one bus. Powered from 3.3V - 5V, it is compatible with popular microcontrollers. Ideal for aquariums, weather stations, smart home systems, and industrial automation.
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DS3231 module, real-time RTC clock, AT23C32 memory, 32 kHz, for Arduino
A precision DS3231 RTC clock module with built-in AT23C32 memory and an integrated crystal. The device is versatile and works excellently with Arduino, ESP32, and Raspberry Pi. It provides accurate time readings-seconds, minutes, hours, and the full date. Communication is via the popular I2C bus, and the supply voltage is from 3V to 5.5V.
The module is ideal for smart home systems, weather stations, data loggers, and electronic clocks. When powered at 5V, a suitable battery must be used.
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Durable 1x 18650 1S 3.7V cell holder with 22AWG wires + contact strips
A durable holder for one 18650 cell at 3.7V is a reliable solution for powering electronic circuits. Made of rigid plastic, it features built-in contact strips and sturdy 22AWG wires for a firm, stable connection. It works well in embedded systems and DIY projects-including powering Arduino, ESP8266, ESP32, and Raspberry Pi modules. The thoughtful design allows quick installation and safe removal of batteries.
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Durable 2x 18650 2S 7.2V series cell holder with wires and contact tabs
High-quality 2x 18650 cell holder in 2S series configuration with stable 7.2V output. Made of durable plastic, it includes integrated wires and springy mounting tabs for secure battery retention.
It works well as a power supply for Arduino, Raspberry Pi, and ESP32 modules. A reliable choice for DIY projects, robotics, portable measuring devices, and emergency power systems.
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Durable 3x 18650 3S cell holder 10.8V series with wires
This durable 3x 18650 battery holder wired in series is a reliable power source at 10.8V. It features factory-installed wires and retaining springs that ensure stable cell seating. Contoured plastic provides high safety. This component is ideal for DIY projects, robotics, and powering microcontrollers such as Arduino, ESP32, or Raspberry Pi. Compact dimensions make it easy to mount in a wide range of portable devices.
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Durable transparent acrylic screw-together enclosure for Arduino UNO R3
Transparent acrylic enclosure designed for Arduino UNO R3 provides effective mechanical protection for the microcontroller. Made of durable acrylic, it offers full visibility of the board and unobstructed access to connectors and buttons. The product is intended for self-assembly using the included screws, and its parts are protected with protective film. The enclosure is ideal for protecting modules during prototyping, in educational projects, and amateur automation systems-effectively guarding against accidental short circuits on the workbench.
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ENC28J60 Ethernet Module for Arduino STM32 3.3V RJ45 25 MHz Programmable MAC
This compact Ethernet module, featuring the reliable ENC28J60 controller, enables a stable network connection in embedded systems. The device, powered by 3.3 V, uses a high-speed SPI interface to communicate with microcontrollers such as Arduino, STM32, and Raspberry Pi.
The module features an integrated RJ45 jack with an isolation transformer and a programmable MAC address. The maximum data rate is 25 MHz. The product is ideal for home automation projects, network servers, and IoT applications requiring wired Internet access.
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ESP-01 ESP-01S to ESP8266 adapter with 3.3-5V voltage regulator, 2.54 mm pitch
Compact ESP8266 adapter for ESP-01 and ESP-01S modules. Features a built-in voltage regulator for safe powering in the 3.3V - 5V range. Standard 2.54 mm pin pitch and TX, RX, VCC, and GND pins make for quick breadboard assembly.
The module is ideal for Internet of Things (IoT) projects, adding Wi-Fi to Arduino or to Raspberry Pi. It enables stable circuit prototyping and remote control without risking damage to delicate components.
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ESP8266 NodeMCU V3 prototyping adapter and GPIO expander with DC connector
The NodeMcu V3 base board allows for easy and convenient expansion of projects. Using the ESP8266 module, the board can be used to wirelessly transmit sensor data via Wi-Fi. The module has the signals from the microcontroller on one side and the output voltages on the other side, which are described in detail on the PCB board. The board is equipped with a built-in voltage converter, allowing the module to be supplied with up to 24V. In addition, the circuit contains a LED to indicate the power supply.
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Ethernet Network Module Wiznet W5500 RJ-45 WoL SPI TCP/IP UDP 2.54mm STM32
Compact Ethernet network module with the Wiznet W5500 chip provides stable internet connectivity for embedded systems. Equipped with a hardware TCP/IP stack, it supports up to 8 independent connections and protocols such as TCP, UDP, and IPv4. Communication is via a fast SPI interface. The module has 32 kB of buffer memory and supports Wake on LAN. It works well with popular microcontrollers, including Arduino, ESP32, and STM32 in advanced networking projects.
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EU USA, EU US, EU USA socket adapter for holidays
A high-quality travel adapter to connect devices with European plugs to sockets in the USA. The adapter is white, made of durable ABS material and its contacts are made of thick, well-conductive metal for stability and durability, unlike cheaper black adapters with thin contacts.
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EU-UK Adapter UK Plug Socket Poland England Travel Adapter for Trips and Holidays
Compact EU-UK adapter for safely connecting devices with a European plug to a UK socket. It has a replaceable fuse that protects equipment from surges. A reinforced housing resists deformation, and a special contact design keeps a stable connection even after use with thicker plugs. Small enough that this travel adapter is ideal for chargers, laptops, and hair dryers on the go.
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EZP2019+ EEPROM FLASH BIOS programmer kit with clip + 6 adapters + USB
The EZP2019+ programmer kit is a universal USB tool for EEPROM and 24, 25 and 93 series FLASH memory. The device communicates via SPI and I2C interfaces and supports chips powered at 5V, 3.3V and 1.8V.
The included clip allows programming memory directly on the board, saving significant time. The hardware features automatic memory type recognition. It is ideal for BIOS repair, automotive controllers, instrument clusters, and microcontroller projects.
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