【Wide Compatibility】Fits For Portable Grill,camp Stove,tabletop Grill, Heaters Etc. Best For Camping, Tailgating, Heating Needs Or Having An Outdoor Cooking.It Can Refill The 1LB Camping Bottle And Connect 5-40LB Propane Tank Directly. 【Easy To Install】We Offer An Instroduction Manual,you Can Easy To Operate.The Control Valve Of The Propane Refill Adapter Hose Connects The 1LB Gas Bottle And The Other Side QCC1 Connects To 5-40LB Propane Tank. 【Premium Quality】Rotatable Luminous Dial-no Matter Day Or Night, It Can Clearly Detect The Amount Of Gas In The Propane Tank, No Need To Shake The Propane Tank.This Propane Refill Adapter Hose Is Made Of Quality Rubber.The Connection Is Made Of Solid Brass To Ensure Secure And Durable For Long-lasting To Use. The Valve Can Be Closed Any Time When You Do Not Want To Refill Gas.Strict Quality Control Standards To Build And Test.