ESP8266 ESP-12 WiFi Serial Module Wireless Signal Transfer Receiving for Arduino DIY Projects<br /><br /><br />    Specifications<br />General<br />  Type: ESP-12 ESP8266 WiFi Serial Module                                                  <br />                        Transmission Type: WiFi                                                  <br />                        Compatibility: Ardunio                                                 <br />Weight and Size<br />  Product Weight: 0.001 kg                                                  <br />                        Package Weight: 0.010 kg                                                  <br />                        Product Size(L x W x H): 2.20 x 1.60 x 0.30 cm / 0.86 x 0.63 x 0.12 inches                                                  <br />                        Package Size(L x W x H): 7.90 x 6.00 x 0.30 cm / 3.10 x 2.36 x 0.12 inches                                                 <br />Package Contents<br />  Package Contents: 1 x ESP8266 ESP-12 WiFi Serial Module                                                 <br /><br /><br /><br />                                                                                            <br />