OEM

The set includes 40 jumper wires 20 cm long with female-to-female connectors. The jumpers enable quick connection of modules to controllers and GPIO pins without soldering.

The wires are compatible with Arduino, Raspberry Pi, ESP8266, and ESP32 platforms. They are ideal for connecting sensors, displays, relays, and power supplies in electronic projects.

Compact KCD11 Mini rocker switch ON-OFF is a universal component for controlling power in small devices. It features a maximum load of 250V AC / 3A or 125V AC / 6A and has two pins. Thanks to its small size, it works well in DIY projects based on Arduino, Raspberry Pi, or ESP32. It offers simple mounting and reliable operation in prototype circuits, modeling, and when repairing small electronic equipment.

LCD display 1602 with keypad

The screen has adjustable contrast and an ICSP programming connector.

The 3S - 12V - 25A BMS 18650 LI-ION charger is a powerful battery management device designed with safety and durability in mind. It features a supply voltage of 12.6V and a maximum charging current of 25A, with the ability to support transient current up to 40A. With a very low resting current of 30uA and an internal resistance of 100mOhm, it is energy efficient and effective. The charger can operate up to 30,000 hours, offering robust performance for a long time. It has compact dimensions of 56 x 45 x 1.2 mm, making it easy to integrate into various projects. Equipped with a range of protections: over-discharge, over-charging, current overload and short-circuit, it provides protection for both the battery and its associated devices.

Li-Ion battery charger with Step-Up 5V converter is a compact module for building power banks and powering portable circuits. It supports popular lithium batteries, including 18650 cells. The integrated converter boosts voltage from 3.7-5V to stable 5V at the USB connector.

The device offers a maximum charging current of 1A via the microUSB port. The module ensures safety with built-in over-discharge protection - the minimum cutoff voltage is 2.9V.

LM2596S DC-DC Step-Down Buck Converter is a high-efficiency step-down module. It supports input voltage 3-40V and output 1.5-35V at maximum current 3A. The circuit achieves up to 90% efficiency. The built-in multi-turn potentiometer enables smooth and precise regulation of operating parameters. The product is ideal for powering microcontrollers such as Arduino and Raspberry Pi, voltage stabilization in DIY projects, and powering high-power LEDs.

A universal power supply module based on the LM317 integrated circuit is a reliable adjustable voltage regulator. It enables smooth adjustment of the output voltage in the range of 1.2V - 35V with an input voltage of 3V - 35V. The circuit delivers current up to 1.5A, and an integrated heat sink ensures safe heat dissipation. The compact dimensions make the module ideal for powering microcontrollers, stepping down voltage in battery-powered systems, and building small bench power supplies. It guarantees stable operation at temperatures from 0°C to +120°C.

Set of 10 color-coded wires with spring clips is an ideal solution for SALEAE logic analyzers. Each cable is 24 cm long and ends with a female DUPONT connector and an insulated grabber. A strong spring ensures stable contact, while the retractable mechanism minimizes the risk of short circuits.

These wires work very well for measuring digital signals and diagnosing I2C, SPI, and UART buses. The product is compatible with Arduino, Raspberry Pi, ESP8266, and ESP32 platforms, making safe prototyping easier.

The compact LoLin32 ESP32 module is a high-performance platform with WiFi and Bluetooth, featuring 4 MB Flash memory and a processor clocked at 240 MHz. It offers 26 digital I/O and 5 V power via the microUSB port. The integrated TP4056 enables charging of Li-Ion batteries at up to 500 mA. The board is well suited to advanced IoT projects, Smart Home systems, and building portable wireless sensors.

The MB-102 solderless breadboard with 830 tie points is an ideal solution for quickly building electronic circuits without soldering. It offers four power rails and works well with popular microcontrollers such as Arduino, Raspberry Pi, and ESP32.

It comes with factory double-sided tape and clips for stable mounting and joining boards into larger working modules. It is widely used in education, sensor testing, and designing circuits for robotics.

The MB102 power module is a reliable power source for breadboards, ideal for microcontroller projects such as Arduino or Raspberry Pi. The device offers dual power rails with independent selection of 5V or 3.3V voltage. The module can be powered via the USB port or a standard DC 2.1/5.5 mm jack. It includes a practical master switch and an LED. It enables quick installation and stable voltage, protecting sensitive electronic components from damage.

The compact Micro USB 5 PIN socket on a PCB provides full access to all signal and power lines. The module, measuring 15 x 14 mm, has 3.5 mm mounting holes that ensure mechanical stability. The product is ideal for prototyping electronic circuits, powering microcontrollers at 5V, and repairing damaged ports. Ready solder pads make it easy to integrate with projects based on Arduino, ESP8266, or Raspberry Pi, saving time during assembly.

The compact Mini 360 DC-DC Step-Down Converter with the MP2307DN chip is a reliable solution for stepping down voltage. It accepts input voltage 4.75 - 23 V and allows smooth adjustment of output voltage in the range 1.0 - 17 V. It delivers a stable current of 1.8 A at high efficiency of 95%.

Thanks to its miniature size, the module is ideal for IoT projects, powering microcontrollers, drones, and portable devices. It is an excellent alternative to heat-dissipating linear regulators.

The compact USB Type-A mini lamp is an energy-efficient light source equipped with 3 powerful LEDs. The device consumes only 0.1 W of power and has miniature dimensions. Thanks to the integrated mounting hole, it works great as a keychain.

The lamp works with any standard USB port. It is an excellent solution as emergency keyboard lighting, a handy flashlight powered by a power bank, or a simple power tester. The durable construction guarantees reliability in all conditions.

The OMRON SSR 5V 1-channel solid-state relay is a module ideal for controlling devices using AVR, ARM, Arduino, STM32, ESP8266 and Raspberry Pi microcontrollers. It features galvanic isolation between input and output. The specification includes 4 relay channels, 5V supply voltage, low state activation and Normal Open type contacts. The maximum load is 2A at 250V AC. This is an excellent tool for prototyping electronic circuits.

Capacitive soil moisture sensor V1.2 is a reliable measurement module that eliminates electrode corrosion. Thanks to the integrated voltage regulator, it operates over a wide 3.3 - 5 V range. It is fully compatible with popular platforms such as Arduino, Raspberry Pi, ESP8266 and ESP32.

The module provides stable readings and exceptionally long service life. It works excellently in IoT projects, smart pots and automatic plant irrigation systems. It has a convenient analog interface for quick integration.

The compact MP1584EN DC-DC step-down buck converter is an efficient power supply module with a wide operating range. It steps down the input voltage of 4.5V - 28V to a level of 0.94V - 24V at a maximum current of 3A. Thanks to the built-in potentiometer, it allows for smooth adjustment. The module features high energy efficiency and integrated protection against overheating and short circuits. It is ideal for Arduino and Raspberry Pi projects, battery power systems, and home automation, replacing standard linear regulators.

The GY-521 module with the MPU-6050 chip is a precise sensor combining a 3-axis accelerometer and a 3-axis gyroscope. Powered at 3.3 - 5 V, it communicates over the I2C bus and features very low current consumption. The module is ideal for flight stabilization in drones and RC models, building balancing robots, and camera stabilizers. It is fully compatible with popular microcontrollers such as Arduino and Raspberry Pi, enabling quick prototyping.