What's in the box:

500mm F/8.0-32 Multi Coated Super Telephoto Lens Manual Zoom + T-Mount to F-Mount Adapter Ring Kit Replacement for Nikon D3300 D3400 D3500 D5300 D5500 D5600 D610 D700 D7000 D7100 D7200 D750 D7500 D760 D800 D810 D850 Cameras (Standard)

Features:
Super Telephoto Lens & F-mount Adapter Ring Kit: T-mount super telephoto lens & F-mount adapter ring kit, replacement for Nikon D5300/ D5500/ D5600/ D610/ D700/ D7000/ D7100/ D7200/ D750/ D7500/ D760/ D800/ D810/ D850, etc.
Manual Zoom Super Telephoto Lens: 500mm focal length and F/8.0-32 aperture range retain a full range of exposure and depth of field settings, perfect for nature, sports events and landscape photography.
Multi-coated Lens: HD multi-coated optic glass and 4 elements in 4 groups lens construction provide crisp, high contrast and flare free images of distant subjects.
Tripod Mount: The rotatable tripod mount with 1/4 inch screw hole enables you to install the telephoto lens to tripod for more stable and more convenient shooting, and provides optimal balance.
Other Features: aluminum alloy construction, lightweight and durable; comes with a soft carrying bag, and both front and rear caps, convenient to store and carry.

Specifications:
Focal length: 500mm
Aperture Range: F 8.0,11,16,22,32
Angle of View: 5
Filter Size: 67mm
Optical Construction: 4 Elements/4 Groups
Minimum Focusing Distance: 33ft(10m)
Length: 298mm/11.75in
Item Weight: 640g/ 1.4lbs
Package Size: 37.5 * 9 * 9cm/ 14.8 * 3.5 * 3.5in
Package Weight: 890g/ 2lbs

Note:
This is a MANUAL lens, no electronic contacts, that's why your camera will not recognize the lens. It requires full manual settings on camera & lens body. Please switch to MF MODE in order to use this lens correctly.

Package List:
1 * Telephoto Lens with Lens Caps
1 * Carry Bag
1 * Adapter Ring