Built-In 2.4GHz X Wireless Radio System
Compatible with Nikon i-TTL
Bare-Bulb Design with 360Ws Output
Guide Number: 262' at ISO 100
Tilts -15 to 90° & Rotates 270°
Wireless Master/Slave TTL Functionality
Recycle Time: 0.05-4.5 Seconds
High-Speed, 1st & 2nd Curtain Sync
PC and 3.5mm Sync Sockets
Runs on Included External Power Pack