Usage Tips:[Fluorescent Pointer]Experience optimum visibility in low light conditions with the fluorescent material on our propane tank gauge's pointer. Even in dark environments, swiftly assess the propane level without strain. While this gauge offers a helpful reference, it does not measure to each precise pound, ensuring a broad but useful indicator of remaining propane. [Multi-function Adapter]With the upgraded pol to qcc1 adapter, easily convert your propane tank from a POL to a Type1 and POL connection. Simplifying your gas connections significantly, this adapter not only enhances compatibility but also increases the convenience of your everyday propane use, perfect for various applications. [Convenient & Safe Setup]Included in your package are 2 POL to QCC1 propane adapters and a dust cover. These adapters come with a user-friendly handwheel for secure tightening-no tools needed. Always check for proper installation and there's no gas leakage to maintain during use. [Robust Construction]Constructed from solid brass, the pol lp tank valve to qcc1 adapter set boasts extreme durability against weather elements, temperature fluctuations, and physical impacts such as dents or scratches. Invest in a solution built to offer a secure connection and peace of mind for the long term. [Universal Propane Accessory]Ideal for RV campers, BBQ gas grills, heaters, and other propane appliances, this robust adapter is an essential tool designed to fit a wide range of propane tanks from 5 lb to 100 lb, offering a versatile and necessary accessory for your propane gas needs. Accessories colors are shipped randomly, don't accept the specified Colour:Photo Color Material:Plastic + Metal Package Contents: 2 x propane adapter 2 x Raw material 2 x dust cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.