Easy to install: equipped with a dust cover, no tools are required, just connect the Propane Tank Gauge to your standard propane tank to use. Great for using gas grill, heater, smoker, camp stove, lantern, tabletop grill, fire pit table, turkey fryer and more propane appliances.Size: 9.3cm/3.66 inch. The color Gas Pressure Meter allows you to see at a glance when the propane level is low.Great for using Cylinder, Heater, lantern, smoker, RV Camper, camp stove, BBQ Gas Grill fire pit table and More propane Appliances. Propane tank level indicator with low and refill calibrations.Perfect to replace your old or worn one.For outdoor camping, indoor gas pressure monitoring is easy to install, simple and practical. cratch and corrosion resistance and sufficient heat resistance, can perfectly provide a sealed connection between the oven, the caravan and the storage tank, very strong and durable.