4 x 4 16 Key Matrix Keyboard Board with 8 Bit Marquee<br /><br /><br />    Specifications<br />General<br />	 Type: 4 x 4 16 Key Matrix Keyboard Module                                                  <br />                        Compatibility: Ardunio                                                	<br />Weight and Size<br />	 Product Weight: 0.018 kg                                                  <br />                        Package Weight: 0.074 kg                                                  <br />                        Product Size(L x W x H): 6 x 5 x 1.1 cm / 2.36 x 1.97 x 0.43 inches                                                  <br />                        Package Size(L x W x H): 11.8 x 8 x 2.1 cm / 4.64 x 3.14 x 0.83 inches                                                	<br />Package Contents<br />	 Package Contents: 1 x 16 Key Matrix Keyboard Module， 1 x Package of Accessory                                                	<br /><br /><br /><br />                                                                   Product Safety Disclaimer: <br />We do not accept any responsibility or liability for misuse of this or any other product.  All our products are extensively tested to comply with rigorous and strict QC standards.  For certain products (e.g. toys， knives， etc.)， we recommend proper supervision as we cannot be held liable for misuse or accidents.<br /><br />                                                <br />