LED Chip 50W AC 220V Smart COB lamp Bead

Description: Mega 2560 Arduino follows Open-source principles, which means you can freely download the development environment and many associated resources.

Mini NRF24L01 Wireless module   Market similar to the smallest completely replace the inline module.   The NRF24L01 is a

Description: The ESP32-S is an Original ESP32 series module . This wireless module based on ESP32, supports WiFi and Bluetooth

Description: DC-DC Buck Converter Step Down Module LM2596 Power Supply is a step-down(buck) switching regulator, capable of driving a 3-A load