Feature●Convenient and practical: Convert POL LP tank maintenance valve to QCC1/Type1 connector for more usage scenarios.●Widely compatible: Applicable to various brands and types of propane tanks, no need to worry about adapter issues.●Safe and reliable: Manufactured strictly in accordance with relevant safety specifications and standards to ensure safe use.●Multiple protections: Provide comprehensive protection and guarantees, including usage period, storage conditions and usage guidelines.●Quality materials: Manufactured with high-quality materials, durable, and can maintain a good condition for a long time.Description QCC1/Type1