From the product description, check product page for current description, price and availability:

• It works with a QCC1 / type1 connection and 5-40lb propane tanks
• The Upgraded Gauge display accounts for ambient temperature change. Color coded dial for allowing you to see at a glance when your propane level is low
• Checks for leaks on propane appliances, ensuring your safety and peace of mind
• Great for using gas grill, heater, smoker, camp stove, RV’s, tabletop grill, fire pit table, turkey fryer and more propane appliances
• With this high-quality brass construction gas gauge meter, you’ll never have to worry about leaks or running out of propane again