OEM

Compact blue 0.96" OLED display with 128x64 pixel resolution and SSD1306 driver. The module is powered from 3-5V and uses the I2C communication bus, enabling fast integration with Arduino, Raspberry Pi, and ESP32 platforms. Its small size of 27 x 27 x 4 mm makes the screen ideal for miniature interfaces, sensor data visualisation, and IoT systems.

Blue LCD 1602 display with a soldered I2C HD44780 converter is an ideal solution for electronic projects. The screen shows 2 lines of 16 white characters with excellent readability. Thanks to the I2C interface with the PCF8574 chip, mounting and integration with microcontrollers such as Arduino, ESP32, or Raspberry Pi is very simple.

The module runs on 5V and works well in weather stations, meters, alarm systems, and information panels. The built-in potentiometer allows convenient contrast adjustment and backlight control.

Compact Bluetooth 4.1 player powered via microUSB at 3.7-5V for wireless audio streaming. The module supports WAV, APE, FLAC, MP3 formats and has a standard 3.5 mm mini-jack output. It is ideal for upgrading older amplifiers, building portable speakers, and projects with Arduino, Raspberry Pi, or ESP32. Communication range is up to 15 metres.

The BME280 module is a precise sensor that measures temperature, atmospheric pressure, and relative humidity. The device features low power consumption and operates from 1.7V to 3.6V, making it ideal for battery-powered projects. The sensor supports I2C and SPI communication interfaces. The product is compatible with platforms such as Arduino, ESP8266, ESP32, and Raspberry Pi. The module is well suited for weather stations, home automation systems, and IoT devices that collect environmental data.

The compact BME280 module is a precise temperature, pressure and humidity sensor powered at 5V. The device offers communication via I2C and SPI interfaces, ensuring easy integration with microcontrollers. Thanks to its miniature size, the module is ideal for building weather stations, Smart Home systems and monitoring microclimate in greenhouses. The integrated Bosch chip ensures high measurement accuracy-a reliable solution for monitoring atmospheric conditions.

The compact Bosch BMP280 sensor is a precise module for measuring atmospheric pressure (300-1100 hPa) and temperature (-40°C to +85°C). Powered at 3.3V, it supports the universal I2C and SPI communication interfaces. The module is compatible with platforms such as Arduino and Raspberry Pi. It works excellently in weather stations, as an accurate altimeter in drones, and in smart home and indoor navigation systems.

The compact SFM-20B piezoelectric buzzer is an efficient piezo buzzer that generates a continuous acoustic signal with a volume above 95 dB. The module is powered by 3-24V DC and features low current consumption of around 10 mA. This universal buzzer works excellently as an audible indicator for alarm systems and industrial devices. It is ideal for DIY projects and circuit prototyping with Arduino or Raspberry Pi microcontrollers.

CH341A programmer with a ZIF-16 socket is a versatile device for programming SPI Flash chips from the 25xx series and I2C EEPROM from the 24Cxxx series. The device is powered via USB 5 V and has a practical jumper for selecting the operating mode. It enables secure mounting without soldering. The module works well for recovering BIOS firmware, repairing consumer electronics and home appliances, updating routers, and in microcontroller projects. The kit includes an additional adapter for chips.

CJMCU-TEMT6000 module is a precise NPN phototransistor that generates an analog signal depending on visible light intensity. The device offers a measurement range of 1 to 1000 Lux at a 60° angle. 3 - 5 V DC power supply enables easy integration with platforms such as Arduino, ESP32, or Raspberry Pi. Compact dimensions make the module ideal for Smart Home systems, weather stations, and robotics projects requiring light level detection. The kit includes gold pin headers for self-soldering.

The ZJ-S201 liquid flow sensor is used for precise water flow measurement in the range of 1 - 30 l/min. It uses a Hall sensor and generates a pulse signal. Powered by 3.5 - 24V, it features a standard 1/2 inch thread and withstands pressure up to 1.75 MPa. It is ideal for projects with Arduino, ESP32, or Raspberry Pi. It is used in irrigation systems, liquid dispensers, and water consumption monitoring systems.

The advanced HLK-LD2410C motion and presence sensor is an innovative 24 GHz radar module based on FMCW technology. It precisely detects motion and micro-movements, enabling reliable detection of stationary people - unlike classic PIR sensors. The device offers an adjustable range of up to 5 m and built-in UART and BLE communication. The module is ideal for Smart Home systems, smart lighting, and IoT. It ensures easy integration with Arduino, ESP32, and Raspberry Pi platforms.

The compact HLK-LD2412 module is a high-precision 24 GHz radar sensor that uses FMCW technology. It provides reliable presence detection, accurately detecting both motion and stationary people. The module offers a detection range of up to 9 meters and a field of view of ±75 degrees. It features UART and GPIO interfaces. It is ideal for Smart Home projects, building automation, smart lighting, and alarm systems based on Arduino or ESP32 platforms.

HLK-LD2450 is an advanced 24 GHz radar sensor with FMCW technology, designed for detecting and precisely tracking up to three moving objects in real time. The module measures distance, angle, and speed with a range of up to 6 m. It is resistant to environmental conditions and communicates via the UART interface. It works excellently in Smart Home systems, automatic lighting, security applications, and IoT projects. It integrates seamlessly with platforms such as Arduino, ESP32, and Raspberry Pi.

The PT100 temperature sensor is a precision resistance thermometer in a steel housing, providing a measurement range from -50°C to 200°C. It features a 3-wire connection and a 100-cm-long silicone cable, ensuring high accuracy and easy installation. With an IP65 protection rating, it is resistant to moisture and damage. It is ideal for building automation, HVAC systems, and projects using Arduino or ESP32.

Set of DC 2.1 x 5.5 mm socket and plug connectors is a reliable power solution. The kit includes male and female connectors with a convenient screw terminal, enabling quick installation without soldering. The connectors support voltage up to 30V DC and current up to 2A. The product is ideal for powering LED strips, CCTV cameras, and microcontroller projects such as Arduino or Raspberry Pi. It ensures a solid connection in every installation.

The USB-C PD Fast Charging Trigger Module is a hardware solution that decodes the fixed 12 V voltage from Power Delivery chargers. It supports currents up to 5 A, ensuring stability and high efficiency. It is ideal for powering DIY projects with Arduino and ESP32, 12 V LED strips, and IoT systems. Thanks to its miniature dimensions, it can be easily integrated into small enclosures. The module supports only the PD protocol—this ensures safe operation. It requires precise assembly and careful polarity isolation.

The PCM5102A digital-to-analog converter module converts a digital I2S audio signal into high-quality stereo analog audio. The chip supports resolutions up to 32 bits and sampling rates up to 384 kHz. The board is equipped with a 3.5 mm jack and operates on a 3.3 V to 5 V power supply.

The product is compatible with ESP32, Raspberry Pi, and Arduino. It is used in DIY music player projects, internet radios (including the yoRadio project), and IoT audio notification systems.