How far can you swim with a 0.5L scuba diving tank? Baywatch diving tank test

How far can you swim underwater with a small diving tank?
The small air tank In the video: http://amzn.to/2sO2gA3
Review of the small air tank: https://youtu.be/A8oy_dQNfMw
Video with the small air tank: https://youtu.be/ing4JFkWQl0

Music: Ehrling - Adventure
https://soundcloud.com/ehrling

My Vlog Channel:
https://www.youtube.com/channel/UCS-N5xURBE1Wy-qcHlBeFfg

My Website:
www.christianwedoy.com