What's in the box:

Camera MF Super Telephoto Zoom Lens F/8.3-16 420-800mm T Mount + UV/CPL/FLD Filters Set +2X 420-800mm Teleconverter Lens + T2-EOS Adapter Ring Replacement for Canon EF-mount EOS Rebel T7 T7i T6 T6 T6i T5 T5 SL2 80D 77D 700D 70D 60D 50D 5D 6D 7D 600D 550D

Professional lens kit with super telephoto zoom lens with filters, adapter ring and teleconverter lens, replacement for Canon EF mount cameras.

Features:
Package Included: 420-800mm MF super telephoto zoom lens, UV filter, CPL filter, FLD filter, 2X 420-800mm teleconverter lens and T2-EOS adapter ring. Professional photography kit for shutterbugs.
Super Telephoto Zoom Lens: The lens features manual focusing in F/8.3-16 aperture at 420-800mm focal length, to separately control the super focal zoom from DSLR SLR cameras.
T-Mount to EF-Mount EOS: T mount lens with adapter ring, replacement for Canon cameras EOS T7 T7i T6 T6 T6i T5 T5 SL2 80D 77D 700D 70D 60D 50D 5D 6D 7D 600D 550D 200D 150D 100D 1300D 1400D 1500D.
MF 2X Teleconverter Lens: Doubles the power of your lens to 1600mm, adopts high definition glass and well made with advance technique, the teleconverter can help to shoot clearer pictures of the distant scenery.
Universal 1/4 Mounting: The base with 1/4 screw thread down the lens makes wide application on tripod and monopod, the base with ring can rotate, convenient to install in seconds.

Specifications:

--Telephoto Zoom Lens
Material: Metal
Mount: T mount(T2)
Replacement for: Canon EF-Mount Cameras EOS T7 T7i T6 T6 T6i T5 T5 SL2 80D 77D 700D 70D 60D 50D 5D 6D 7D 600D 550D 200D 150D 100D 1300D 1400D 1500D
Focal Length: 420-800mm zoom lens
Aperture: f/8.3@420mm-f/16@800mm
Optical Constructions: 4 elements in 2 groups
Zoom System: Linear push-pull
Exposure: Automatic exposure is available in Aperture Priority mode only for cameras with TTL metering systems; Other camera must be set in full manual
Focusing: Manual helical(rotary) operation(Not AF compatible)
Minimum Focusing Distance: 1.6 meters(5.25ft) from front lens element
Filter Size: 62mm
Diameter: 69mm
Length: 24-35cm / 9.45-13.38in(with caps)
Lens Dimension: 24 * 7 * 7cm / 9.45 * 2.76 * 2.76in

--Teleconverter Lens
Color: Black
Material: Metal and glass
Product Size: 5.5 * 5 * 5cm / 2.1 * 1.9 * 1.9inch
Product Weight: 77g/ 2.7oz

Package Size: 38 * 9.5 * 9.5cm / 14.96 * 3.74 * 3.74in
Package Weight: 1200g / 42.33oz

Packing List:
1 * Telephoto Zoom Lens(with Bag and Caps)
1 * UV Filter(with Storage Holder)
1 * CPL Filter(with Storage Holder)
1 * FLD Filter(with Storage Holder)
1 * Teleconverter Lens(with Bag and Caps)
1 * Adapter Ring
2 * Lens Cleaning Cloth