» Built-In 2.4GHz X Wireless Radio System » Guide Number: 118' at ISO 100 and 105mm » Zoom Range: 24-105mm (14mm with Panel) » Tilts from -7 to 90° » Rotates 270° » Wireless Master/Slave TTL Functionality » Recycle Time: 0.1-2.2 Seconds » High-Speed, 1st & 2nd Curtain Sync » Runs on Two AA Batteries