4Pcs Matrix Array 4 Key Membrane Switch Keypad Keyboard Membrane 1X4 Keypad

Compatible Devices|Arduino, Raspberry Pi|Connectivity Technology|Usb|Keyboard Description|Membrane|Recommended Uses For Product|Diy, Not Office, Programming, Scheduling|Special Feature|Membrane Design, Single-Chip Microcomputer Expansion|Color|White|Style|Contemporary|Product Dimensions|4.25"L X 2.7"W X 4.3"H|Material|Membrane.
The Product Is A 1 X 4 Matrix Membrane Switch With Fpc Circuit.
Product Performance Is Very Stable, High Precision.
The Product Is Used As A Single-Chip Microcomputer Expansion Keyboard, Which Can Provide Convenience For Your Arduino Or Raspberry Pi Project And Is Beneficial To Your Operation.
Pad Size: 69 X 20Mm (2.7 X 0.79In), Total Length: 108Mm (4.3In).
The Product Includes: 4 Pieces Of 1 X 4 Single-Chip Microcomputer Expansion Membrane Keyboard.