2.4 GHz Wireless Radio Transmission
Compatible with Canon E-TTL / E-TTL II
Guide Number: 197' at ISO 100 and 200mm
Zoom Range: 20-200mm (14mm with Panel)
Tilts from -7 to +90°
Rotates Left & Right 180°
Stroboscopic Mode & Color Filter Holder
Recycle Time: 0.1-5.5 Seconds
High-Speed, 1st & 2nd Curtain Sync
Runs on 4 AA Batteries