GUE instructors · Germany

Benjamin Ott

Aachen, Germany · Limburg, Netherlands

GUE resume · Class schedule · 4 videos on DiveTube

21:24

GUE-Style Backup Dive Light Under 50$ or Less

DoktorBEN

6.2K views · 87 likes · 3 diver recs

GUE instructor

12:11

Unraveling the Mystery of Weighting - Impress your Instructor!

DoktorBEN

15K views · 439 likes · 2 diver recs

GUE instructor

9:55

How long does a SCUBA tank last? - Gas Calculation for Scuba Divers

DoktorBEN

10K views · 619 likes · 1 diver rec

GUE instructor

6:05

How to calculate the correct weight for scuba diving in the sea?

DoktorBEN

7.4K views · 133 likes · 2 diver recs

GUE instructor