ITEM NAME:5PCS 1x4 Matrix Array 4 Key Membrane Switch Keypad Keyboard 4 K ME 100% Brand new and good quality 1*4 Matrix membrane switch with FPC circuit Single chip microcomputer extended keyboard Precise and professional made, stable performance Pad Size: 68*20mm Total Length: 107mm Package Included:.Single chip microcomputer extended keyboard. Total Length: 107mm.
