Details on this product include a 2-piece set that works with all devices featuring QCC1 / Type 1 connections and propane tanks ranging from 5 to 40 pounds. The robust, premium materials ensure a tight, leak-proof link between the propane tanks. You can check the fuel level without taking the tank off, and the color-coded dials allow for quick visibility of your propane status. This gauge for propane tanks is compatible with propane cylinders, regulators with hoses, and various adapters. It can be easily installed by hand without any tools. It's perfect for gas grills, heaters, smokers, camping stoves, lanterns, tabletop grills, fire pit tables, turkey fryers, and numerous other propane devices Simple to connect, the screw threads allow for tool-free attachment and are compatible with all brands and models featuring a QCC1/Type1 connection, accommodating propane tanks weighing up to 40 pounds. This gas gauge for propane tanks can be used with propane cylinders, regulators with hoses, and propane adapters. The DozyAnt features a color-coded dial for effortless observation. It allows you to check the fuel level without having to take off the tank. There's no need to stoop down or strain your eyes to see small markings. A quick look at the large dial will indicate if you're in the red (empty), yellow (low), or green (sufficient). Please be aware that this meter does not indicate the precise moment the propane tank is depleted; it only provides an estimate. The pressure rises in warm conditions and falls in cooler ones, which means that the same quantity of propane will register different readings on the meter. Durable, high-quality materials ensure a safe, airtight link between the propane tank and the regulator, along with hoses, adapters, and other propane devices. It also offers protection against excessive flow in the event of a gas line rupture and safeguards against fire hazards.