1CONNECTION METHOD: The propane tank gas gauge leak detector is compatible with all devices with QCC1 or Type 1 connected 5 pound to 40 pound propane tanks 2COLOR DIAL: Monitor the fuel level without removing the tank. The color coded dial let you see at a glance when the propane level is low, with three levels of natural gas, low gas, and refill 3SAFE AND RELIABLE: The propane tank gas gauge level indicator has a leak detection function, and if a leak is detected, the instrument will limit the flow and protect your safety 4RUGGED AND DURABLE: High accuracy propane tank leak detector gauge is made of excellent brass to provide the perfect airtight connection between oven, RV and tank, very durable and rugged 5APPLICABLE SCENARIO: The propane tank gas meter can be used with propane tank cylinders, propane regulator with hose and propane adapter. When you turn on propane, react quickly and show pressure 6EASY TO INSTALL: Propane tank gas leak detector come with dust cover. No tools required, easy to install, with a hand grip for tightening. Perfect for gas grills, heaters, smokers, camping stoves, lanterns, tabletop grills, fire pit tables, Turkey skillets and more propane appliances 1 xPropane Tank Gas Gauge Leak Detector