Propane Tank Gas Gauge Leak Detector - Universal for QCC1 Type1 Propane Tank Gas Pressure Meter(2-Pcs) 1.Compatible with all appliances with a QCC1 / Type1 connection 20 lb to 40 lb propane tanks 2.Monitors fuel level without removing the tank. color coded dial for allowing you to see at a glance when your propane level is low,here are three levels; natural gas, low gas, supplement. 3.With leak detection function, if the leak is detected, the instrument will limit the flow to protect your safety 4.High precision meter , high quality brass, can perfectly provide oven, oirtight connection between RV and tank, very durable and sturdy. 5.Coming with dust cover. No tools required and easy to install with handheel grip for tightening. Great for using gas grill, heater, smoker, camp stove, lantern, tabletop grill, fire pit table, turkey fryer and more propane appliances. Product Description Easy connection without tools Compatible with all propane tanks not exceeding 40 LBS with QCC1 / type1 connections The dustproof cover ensures that there is no foreign body in the thread when you use it Propane Tank Gas Gauge Leak Detector Solid brass provides a strong airtight connection while making the product more scratched and worn Color coded dials allow you to see at a glance when propane levels are low The product provides overheating protection in case of liquid leakage Female Type QCC1 / Type1 QCC1 / Type1 QCC1 / Type1 QCC1 / Type1 QCC1 / Type1 Male Type QCC1 / Type1 QCC1 / Type1 QCC1 / Type1 POL POL Product quantity 1 pack 2 pack 3 pack 1 pack