LO2  Pressure Gauge (Low Pressure Alarm), 1/4" Thread

LO2 Pressure Gauge (Low Pressure Alarm), 1/4″ Thread, Audible and Visible Alarm when Tank Pressure Falls Below 500 PSI.

The LO2 is a standard Pressure Gauge up to 4000 PSI for use on any tank where low pressure is a hazard or an inconvenience.  For use on standard regulators – 1/4 or 1/8 inch fittings.  Buzzer, Flashing Red Light, On/Off Switch and Battery Test Button helps you ensure that you are never caught off-guard.