SMACO 2L Scuba Diving Cylinder Mini Scuba Tank Dive Respirator for Snorkeling Breath Diving Equipment

How long does a SMACO S700 2 L scuba tank last?

 Get 20-25 mins for the 2 L scuba tank.

SMACO S700 2L Scuba Tank Portable Mini Scuba Diving Tank—DOT Certified Tank with 25 Minutes Backup Diving Air Tank Kit ScubaCylinder Underwater Breathing Device with Aluminum Hard Case