This product is designed exclusively for the SAM4S ER-940 model. Its dimensions are precision-cut to fit the chassis seamlessly, ensuring it does not interfere with key travel or the main display.
Warning: DIY often fails because the key cutouts (squares) must align perfectly. A 1mm misalignment makes the keys stick. sam4s er940 keyboard template exclusive
A concise exclusive template for a small cafe (example): This product is designed exclusively for the SAM4S