[elecena] Gravity: 74HC595 ShiftOut Module (8-Bit Digital Output Expansion)

[elecena] Gravity: 74HC595 ShiftOut Module (8-Bit Digital Output Expansion) - zmiany ceny 74HC595-based ShiftOut module with 8-bit serial-in parallel-out expansion, IDC6 connectors, and cascading support for LED, relay, and MCU control systems.