For sale: the famous Cactus RF60 wireless flash. The flash is well-known to professional photographers, featuring a built-in radio system (Transceiver) that allows it to function as both a transmitter and receiver simultaneously without the need for external units. Key Specifications: Power (GN): 56 (very powerful for outdoor and studio lighting). System: Manual with high precision control. Radio: Built-in 2.4GHz frequency (compatible with Cactus V6 and V6 II). Compatibility: Mounts on all types of cameras (Canon, Nikon, Sony, Fuji, Olympus). Speed: Very high charging speed (Recycle time). Zoom: Coverage from 24mm to 105mm.