Bundle Item Includes: 1 x Sony FE 2.0x Teleconverter, 1 x Lens Cap Keeper, 1 x Cleaning Kit E-Mount Teleconverter/Full-Frame Format Extending the effective focal length of select Sony E-mount telephoto lenses, the FE 2x Teleconverter increases the lens's magnification by 2x for a narrower field of view. The dedicated design maintains full communication between the lens and E-mount mirrorless cameras, including auto-exposure metering, autofocus, and Optical SteadyShot image stabilization. Additionally, this teleconverter also features a dust- and moisture-resistant construction, matching the lens Key Features: E-Mount Teleconverter/Full-Frame Format - 2.0x Magnification Factor - Communication Between Lens & Camera - Maintains Metering, Autofocus, and OSS - Dust and Moisture-Resistant Construction - Compatible with Select Sony Lenses Compatible With: FE 70-200mm f/2.8 GM OSS - FE 70-200mm f/2.8 GM OSS II - FE 100-400mm f/4.5-5.6 GM OSS - FE 200-600mm f/5.6-6.3 G OSS - FE 400mm f/2.8 GM OSS - FE 600mm f/4 GM OSS Extending the effective focal length of select Sony E-mount telephoto lenses, the FE 2x Teleconverter increases the lens's magnification by 2x for a narrower field of view. The dedicated design maintains full communication between the lens and E-mount mirrorless cameras, including auto-exposure metering, autofocus, and Optical SteadyShot image stabilization. Additionally, this teleconverter also features a dust- and moisture-resistant construction, matching the lens, to benefit working in harsh environmental conditions. Manufacturer Included Items: Sony FE 2x Teleconverter Front and Rear Lens Caps Case Bundle Items Include: 1 x Sony FE 2.0x Teleconverter 1 x Lens Cap Keeper 1 x Cleaning Kit