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4x4 Matrix Keypad Module 16-Key Tactile Button Input Panel 68.4mm x 65.5mm, 8-Pin Row/Column Scanning for Arduino & 3.3V/5V Microcontrollers, DIY Key Entry & Access Control
Key Features• key 4x4 matrix keypad reads all buttons using only 8 I/O lines (4 rows + 4 columns) for efficient micro...
AED 15.00