Seamless refilling process The upgraded propane refill elbow adapter includes a safety 14 inch ON Off control valve for a smooth refilling experience. Effortlessly transfer propane from larger tanks into smaller 1 lb bottles without any hassle. Compatible with multiple tanks Specifically designed to connect 5 lb to 40 lb propane tank cylinders with small 1 lb bottles, making it for camping adventures, BBQ events, and outdoor grilling. Quick propane level check Equipped with a three color gauge level indicator that allows monitoring of your propane levels. Easily read the luminous dial in dim lighting conditions with red, yellow, and green markings. Reliable brass construction This propane refill adapter is made from solid brass for enhanced durability and resistance against tough weather elements while longterm consistent performance. Use scenarios Camping trips where you need to stock 1 lb bottles from a larger gas cylinder for portable grills or stoves Backyard BBQs or outdoor grilling events requiring quick ups from 5 lb to 40 lb tanks to supply multiple 1 lb bottles Outdoor gatherings or tailgates where on site monitoring of propane levels helps ensure continuous operation of grills and burners Attributes at a glance Function: propane refill elbow adapter with safety ON OFF control valve for controlled refills Compatibility: connects 5 lb to 40 lb propane tank cylinders to small 1 lb bottles Size and fittings: designed for use with standard 1 lb bottles in conjunction with larger tanks Material: solid brass for durability and weather resistance Performance: clear, three color gauge for easy level monitoring in various lighting conditions