• Compatible with Canon E-TTL / E-TTL II
• Twin-Tube Design & 12 Custom Functions
• Guide Number: 45.9′ at ISO 100
• Coverage: 80° Vertical & Horizontal
• LED Focusing Lamps
• Wireless Master TTL Functionality
• Recycle Time: 0.1-5.5 Seconds
• High-Speed & 2nd Curtain Sync
• Runs on 4 AA Batteries
• Attaches to Select Canon Macro Lenses

In excellent condition. comes with case