Flame King YSN-212 Propane Cylinder Gas Gauge Meter Gas gauge meter with emergency flow controller For all purpose appliances with type 1 connection Glow in the dark dial Easy to connect, no tools needed Quality brass construction Flame King Propane Gas Meter with Glow-in-the-Dark Dial Never run out of propane again with this easy to read Glow-In-The-Dark Dial propane meter Solid brass meter connects easily - no tools required Features emergency flow controller and fire shut-off Fits all propane appliances with Type 1 connection Multi-color level indicator prevents wasting propane