Main Features:<br />Small anti-theft devices support 120db loud sound ( won't hurt your ears ) to deter thieves<br />Rubber cover on surface， well protect the device from falling down by chance<br />Just pull the keychain from its socket to trigger the siren<br />Anti-theft gadget with keychain and wrist belt for easy carrying<br />Powered by changeable 12V 23A battery ( the product is built-in one )<br />Great tool for self-defense， calling help while you are in danger<br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br />    Specifications<br />General<br />  Type: Other Camping Gear                                                  <br />                        Material: Plastic + Rubber + Electronic Components                                                 <br />Specification<br />  Color: Pink， Blue                                                 <br />Dimension and Weight<br />  Product weight   : 0.040 kg                                                  <br />                        Package weight   : 0.130 kg                                                  <br />                        Product size (L x W x H)   : 6.8 x 4.2 x 2.2 cm / 2.67 x 1.65 x 0.86 inches                                                  <br />                        Package size (L x W x H)  : 18.0 x 11.0 x 2.4 cm / 7.07 x 4.32 x 0.94 inches                                                 <br />Package Contents<br />  Package Contents: 1 x Self Defense Alarm Device， 1 x Key Chain， 1 x Wrist Belt                                                 <br /><br /><br /><br />                                                <br />