Radio control advanced wireless lightingcooling system for 100 consecutive shotscompatible with nikon i-ttlguide number: 113' at iso 100 and 35mmzoom range: 24-200mm (14mm with panel)tilts from -7° to 90°rotates left & right 180°info button for quick access to settingsrecycle time: 1.8-2.6 secondsslow, high-speed, 1st & 2nd curtain sync