Upgraded version Propane Gas Guage meter, converts POL LP 5 to 100 lb Tank to QCC1 or Type1 hoses and regulators. Allows you to use your larger propane tank with the new style regulator on the propane tank Connection place. Heavy duty 100 percent solid brass construction withstands weather, scratching, denting and corroding. Easy to install. Monitors fuel level without removing the tank. No tools required and easy to install with handheel grip for tightening. This propane tank gas gauge can convert your old style connection type propane tank to new type (type1 or QCC1), it can be worked with propane tank cylinders, propane regulator with hose and propane adapter Fit forrv camper cylinder converter, 20 30 40 or 100lbs propane tank. Great for using gas grill, heater, smoker, camp stove, lantern, tabletop grill, fire pit table, turkey fryer and more propane appliances.