Tronic.lk
Rs 680
Updated 01 Nov 2026
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The Keypad library allows your uno to read a matrix type keypad. 4×4 numeric keypads are most widely used in numerous mini project which requires the user or the operator to give command to the system or to feed in some data.
Keyboard for the pin interface.4X4 design, 10 numeric keys, 4 English keys,2 function keys. There is a switch connecting each row and column. So the combinations of rows and columns makes up the 16 inputs.
Circuit board is PCB double-panel
The current price of 4x4 Matrix Array Keypad Switch Module for Arduino in Sri Lanka is Rs 680 at Tronic.lk.
4x4 Matrix Array Keypad Switch Module for Arduino is currently out of stock at Tronic.lk in Sri Lanka.
You can buy 4x4 Matrix Array Keypad Switch Module for Arduino in Sri Lanka at Tronic.lk. Visit 37left.lk to compare prices across multiple shops and find the best deal.

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