- L-Series Optics
- Optical Image Stabilization - 3 Modes
- Fast Ultra-Sonic Motor (USM) Autofocus
- Full-time Manual Focusing Functionality
- High-speed CPU
- Autofocus Stop Feature
- Dust and Water Resistant
- Fluorite Glass for Improved Quality
- Protective Fluorine Lens Coating
- Security Slot for Wire-Type Locks
- Canon EF 400mm f/2.8L IS II USM Lens
- ET-155 (WII) Lens Hood for Select Canon Telephoto Lenses
- Lens Case 400C
- E-180D Lens Cap for EF 400mm f/2.8L IS II USM
- Lens Dust Cap E (Rear)
- Lens Wide Strap B f/EF 300 / 400 mm f/2.8L IS II USM
- 52mm Drop-in Gelatin Filter Holder (Black)
- Strap for Hard Case
- 1-Year B&H Warranty