Elinchrom EL Skyport Reciver Plus (EL19369)

Trigger reliably and adjust flash power up to 200 m (656 feet) away. Hot shoe to securely attach speed lights
16 different channels (8 in normal mode and 8 in speed mode) are available. Runs on AA batteries, available everywhere
Simple to use. All functionalities can be easily adjusted
Durable with robust mechanics thanks to its Swiss design
Micro-Usb socket for firmware updates