Lighting Rumours -  

“The engineers at Interfit have been hard at work developing the world’s first 500Ws monolight with High Speed Sync, TTL for Canon and Nikon, IGBT technology, Lithium Ion battery and multi-voltage AC power pack in one complete package. This unique combination of features gives the photographic market a versatile, affordable, high-powered flash lighting solution for both on-location and studio shooting.”