General description The Propane Adapter 1 Lb to 20 QCC1 Refill Elbow with Gauge and Switch Control is designed for easy installation without the need for tools. Its 90-degree design features an ON/OFF control valve and a hand-wheel grip for tightening, allowing you to connect a large propane cylinder to a 1LB propane tank effortlessly. This adapter also includes a 1 LB propane bottle cap, making it suitable for various applications such as camping stoves, barbecues, and propane heaters. Technical specifications Material: Carbon steel + Plastic Measurement allowed error: +/- 1-3 cm Installation Turn the large propane tank upside down. Securely place it in a corner of the dining table to allow liquid propane to flow out. Usage Refill the 1LB camping bottle with propane gas using the 90-degree propane filling adapter. Ideal for use with camping stoves, home applications, barbecues, and propane heaters.