Pressure Gauges SMACO 2L Scuba Tank and built for short underwater

and built for short underwater adventures or reliable backup use

this portable powerhouse ensures you can refill tanks quickly

while the dry-top snorkel automatically seals underwater to prevent water entry

The S700Max delivers extended air supply and built-in redundancy with its dual 2L cylinder system

Pressure Gauges SMACO 2L Scuba Tank and built for short underwaterA small, easy to read gauge that helps you keep track of your tank pressure while filling or diving. Built to handle up to 300 Bar 4,500 PSI (though we recommend staying below 200 Bar 3000 PSI for safe filling). The compact design includes a clear low air indicator and attaches right to your regulators first stage.