(It also has an adjustable tripod mount for image stability. Mount: Canon EF. Here are the three most basic things you need to know to get you started. 1) You must focus the lens manually using the lens focus barrel.

Compatible Brand: For Canon, For Canon EOS
Maximum Aperture: f/8.3
Custom Bundle: Yes
Mount: Canon EF
Focal Length: 420-800mm
Brand: Andoer
Series: Andoer for Canon EOS
For Camera Mount: Canon EF / EF-S
Type: High Quality, Telephoto, Zoom lens, Manual lens, Digital-Adapted
Focus Type: Manual
Camera Type: DSLR
Model: Telephoto Zoom Lens
Camera Technology: Digital
Focal Length Type: Zoom