Nikon AF-S TELECONVERTER TC-14E III, 1.4x magnification, compatible with Nikon F mount - Accessories: Front cap, rear cap, dedicated pouch - Magnification: 1.4x - Compatible mount: Nikon F mount Thank you for viewing. This is a teleconverter that increases the focal length of the main lens by 1.4x. Purchased used (Good condition) from Map Camera in January 2024. It has been stored in a dehumidified storage box after use. There are no noticeable scratches or stains, and it is in good condition. There is almost no dust or debris inside the lens, and it is in good condition. All functions work without any problems. Please refrain from purchasing if you are looking for a perfect item or are very sensitive to condition, as this is a used item. No smoking, no pets.