Specifications<br />Specification<br />  Material: Plastic￡? Electronic components                                                 <br />Dimension and Weight<br />  Product Weight   : 0.064 kg                                                  <br />                        Package Weight   : 0.088 kg                                                  <br />                        Product Size (L x W x H)   : 7.5 x 6.5 x 12.5 cm / 2.95 x 2.55 x 4.91 inches                                                  <br />                        Package Size (L x W x H)  : 8.5 x 7.5 x 13.5 cm / 3.34 x 2.95 x 5.31 inches                                                 <br />Package Contents<br />  Package Contents: 1 x Gyroscope￡? 6 x Button Battery (Built-in)                                                 <br /><br /><br /><br />                                            <br /><br /><br /><br /><br /><br /><br /><br /><br /><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 />