Main Features:<br />The signal mirror is suitable for long distance communication in the wild by sending a reflective survival signal  <br />The signal transmission distance is up to hundred kilometers in sunny day<br />Functions: Signal mirror， compass， fire starter， whistle， scale ruler， map survey ruler<br />Light weight and small size， convenient to carry<br /><br /><br /><br /><br /><br />    Specifications<br />General<br />  Type: Other Camping Gear                                                  <br />                        Material: Plastic                                                 <br />Specification<br />  Color: Silver                                                 <br />Dimension and Weight<br />  Product weight   : 0.087 kg                                                  <br />                        Package weight   : 0.150 kg                                                  <br />                        Product size (L x W x H)   : 12 x 7.8 x 0.7 cm / 4.72 x 3.07 x 0.28 inches                                                  <br />                        Package size (L x W x H)  : 18 x 10 x 2.5 cm / 7.07 x 3.93 x 0.98 inches                                                 <br />Package Contents<br />  Package Contents: 1 x Signal Mirror， 1 x Chinese User Manual                                                 <br /><br /><br /><br />                                                <br />