Elinchroms EL-Skyport WiFi Module in combination with Elinchroms free Skyport app, allows an iPhone, iPad or iPod Touch to remotely trigger your Elinchrom RX series flash equipment. The module features 8 channels and runs on a Li-ion battery that reaches full charge in just 3 hours and lasts for 10 hours of use. 40 Bit security ensures interference-free WiFi operation at distances up to 164 outdoors and 65.6 indoors. The module can also be used as a non-WiFi EL-Skyport radio transceiver at distances up to 328 outdoors and 131 indoors. The EL- Skyport WiFi Module comes with a set of adapters and cords that enable connection to your RX flash gear.