• Compatible with Canon E-TTL / E-TTL II • Output: 76Ws • Auto Zoom Control, Zoom Range: 28-105mm • 2.4 GHz Wireless X-System Transmitter • Built-In LED Modeling Lamp • Tilts -7 to 120°, Rotates 330° • Round Flash Head Design • Magnetic Light Modifier Attachment • 1.5 sec Recycle Time, HSS Support • Removable, Rechargeable Li-Ion Battery