Main Features:<br />APM2.6 flight controller external compass magnetic sensor<br />High precision<br />With temperature compensation<br />Plug and plug? with installation hole? easy to mount<br /><br />    Specifications<br />General<br />	 Model: HMC5983                                                  <br />                        Material: PCB + Plastic                                                	<br />Weight and Size<br />	 Product Weight: 5 g                                                  <br />                        Package Weight: 0.085 kg                                                  <br />                        Product Size(L x W x H): 2.0 x 1.0 x 0.5 cm / 0.8 x 0.4 x 0.2 inches                                                  <br />                        Package Size(L x W x H): 7.0 x 5.0 x 1.5 cm                                                	<br />Package Contents<br />	 Package Contents: 1 x External Compass? 1 x Signal Cable                                                	<br /><br /><br /><br />                                                <br />