- Product Description
- A 4x4 matrix keypad module with up to 16 keys.
- PCB size: 5.2 x 7.35 cm.
- Convenient and easy to use.
- Suitable to apply in projects for MCU expansion board control.
- Standard double-sided printed circuit board, 3-mm holes at two corners for easy fixing.
- 4x4 keypad module (wire not included) x 1
For more information, refer to http://wiki.sunfounder.cc/index.php?title=4X4_Matrix_Keypad_Module#Experimental_Principle