1 Rrow 4 Key Membrane Switch Matrix Keyboard Thin Film Button Control Panel Single-chip Microcomputer Extended Keyboard
Feature:
Power supply: DC3.5V 100mA
Package includes:
1 x Button Control Panel
Power supply: DC3.5V 100mA
Package includes:
1 x Button Control Panel
1 Rrow 4 Key Membrane Switch Matrix Keyboard Thin Film Button Control Panel Single-chip Microcomputer Extended Keyboard See detail