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Winbond W25Q128JVSQ 128M-bit SPI Flash Memory IC (16MB) is a high-speed serial NOR Flash chip widely used for BIOS storage, ESP32 firmware, embedded systems, routers, TV boards, and IoT projects. This SOP-8 package IC supports SPI/QSPI communication and offers reliable non-volatile storage with low power consumption.

The HLK-ZW111 is a compact low-power capacitive fingerprint recognition module designed for smart locks, access control, attendance systems, and embedded security projects. It features fast fingerprint matching, UART communication, 3.3V operation, and onboard fingerprint processing for easy integration with ESP32, STM32, Arduino, and other microcontrollers.

HLK-LD2420 24GHz Human Presence Radar Sensor Module

High quality Single Side Universal Prototype PCB for DIY electronics projects, circuit testing, and rapid prototyping. Designed with standard 2.54mm pitch holes, compatible with most through-hole components, Arduino, ESP32, Raspberry Pi, sensors, modules, and development boards.

AHT20 + BMP280 Temperature, Humidity & Barometric Pressure Sensor Module combines high accuracy environmental sensing in a compact I2C module. Ideal for weather stations, IoT projects, ESP32, Arduino, Raspberry Pi, home automation, altitude measurement, and environmental monitoring applications.

AHT30 High Precision Digital Temperature & Humidity Sensor Module with I2C interface. Provides accurate and stable environmental sensing for Arduino, ESP32, Raspberry Pi, weather stations, smart home, and IoT projects with low power consumption and fast response.