1,Extended version propane refill adapter for 1 lb. tanks with gauge can refill the 1lb camping bottle and connect 5lb -20 lb propane tank cylinder or larger tanks. safe way to refill your throw-away 1 lb bottle or even the refillable style bottle. 2,QCC1/Type1 male propane adapter connect to standard US 20lb propane tanks. propane tank gauge level indicator with 3 different colors Dial Gauge can glow in dark, which allows you to read and monitor the gas level without necessarily removing the tank, and can detect the leaks. 3,Propane refill adapter adds a hand-held handle in the middle for safety 1/4"control shutoff/on the valve, 90 degrees elbow with 1" x 20 female throwaway cylinder thread design; specialized for propane refill 1 pound propane cy.
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