[Color Coded ]The color-coded of the propane gauge has three levels: gas (green), low gas (yellow), and supplement . The level can be read at a glance without having to disassemble the tank, lift or shake the propane tank. [High quality]The propane gauge indicator is made of high-quality brass, heat-, scratch- and . It can provide perfect sealing connections for ovens, RVs, and storage tanks, and is . NOTE: When installing oven appliances (oven, heater, etc.), make sure that the oven appliances are not leaking. [Easy to install]The propane tank gauge has an appropriate length and can be tightened without additional tools. Comes with a dust cover. After installation, slowly open the valve to use. [POL to QCC1/Type1]The propane tank gas gauge meter converts POL to QCC1/Type1 hoses and regulators, suitable for 5-40lb propane tanks, this propane tank gauge level indicator is suitable for most propane tanks. NOTE: If the temperature is lower than 0Celsius (32Fahrenheit), the meter may be inaccurate. [Wide application] The propane gas gauge with a dust cover, the propane tank level gauge is perfect for heaters, smokers, camping stoves, tabletop grills, fire pit tables, gas grills, motorhomes and other propane appliances., Weight: 0.59965735264 pounds, Manufacturer: Tuidzljd