Nikon 12-24mm f4G ED AF-S DX Nikkor Belair and they gave you this

and they gave you this camera for free if you subscribed

The Viltrox Mount Adapter EF-EOS M lets you use most Canon EF-mount autofocus lenses on Canon EOS M cameras

but this lens has got a bit of extra reach and about half the size and weight: not a bad tradeoff

4 lens- a classic in its own right- is clean and clear

Extends to about 108cm

Nikon 12-24mm f4G ED AF-S DX Nikkor Belair and they gave you thisThe Nikon 12 24mm f4G ED AF S DX Nikkor is a good quality ultrawide lens for NIkon DX format digital SLR cameras. Well corrected for distortion, with a relatively fast f4 constant aperture throughout the zoom range. In excellent condition, with clean glass and good function. Includes lens hood.