You don't have to pull out your propane tank to read the scale on the pressure gauge. It is more convenient than ordinary propane tank pressure gauge. adapter allows you to use your larger propane tank with the new style regulator on the propane tank connection place.
eBay
QC 52mm Fuel Level Gauge WiFi Car Marine Fuel Gauge Tank Meter Support PC/Laptop/Mobile Phone WiFi Connection Configuration
Aliexpress UK
Propane Tank Gauge: The included propane tank gauge allows users to monitor levels easily, you never run of fuel unexpectedly while grilling or heating. Compatibility: Designed with a Type-1 (QCC-1) connection, this regulator hose fits a wide variety of appliances including popular gas grills and heaters, making it a versatile choice for any outdoor cooking setup.
eBay
Ohm Range Converter Fuel Gauge Interface Module Ohm190/240OHM Fuel Meter Signal Converter Fuel Tank Interface for Any Fuel Gauge
Aliexpress UK
Compatibility: Designed with a Type-1 (QCC-1) connection, this regulator hose fits a wide variety of appliances including popular gas grills and heaters, making it a for versatile choice for any outdoor cooking setup.
eBay
Level Gauge Water Tank Liquid Level Meter with Temperature Sensor Liquid Depth Level Gauge Indicator with Time Display
Aliexpress UK
Manufacturer: GasSaf. Color dial：The propane tank gauge allows you to read the fuel level at a glance. Scope of application:Fit for the gas grill/stove,fire pit, Camp Chef Explorer Burner Stove,Griddle, LP generator, hot water heater, gas heater and more.
eBay
52mm Fuel Level Gauge 0-190Ω 7 colors LED Backlight Fuel Gauge For 100~500mm Fuel Level Sensor(Option) For Oil Tank Level
Aliexpress UK
Save Tons of Money — By connecting the propane hose to a 20lb tank, you can replace expensive 1lb bottles and minimize your cost and stop any waste caused by disposable 1lb propane bottles. Quality Material — The propane hose consists of weather-resistant PVC, highly tensile cotton braiding, anti-corrosion PVC tub, ensuring durability.
eBay
Ohm Range Converter Fuel Gauge Interface Module Ohm190/240OHM Fuel Meter Signal Converter Fuel Tank Interface for Any Fuel Gauge
Aliexpress UK
6Ft Stainless Braided Propane Regulator Hose with Gauge，QCC1 Low Pressure Propane Tank Extension Hose for 20lb Tank with Elbow Adapter for Blackstone Grill,Most LP Gas Grill,Heater Fire Pit Table. 【Premium Material】-- 6Ft propane regulator hose is made of durable stainless steel braided to better prevent against animal gnawing.The Gauge and all Connection Fittings are made of 100% solid brass to ensure a secure connection between the propane appliance and the propane tank.
eBay
2" 52mm Waste Level Gauge 7 Color LED Holding Tank Gauge 0-190ohm HTG Sewage Level Sensor Steel 100-600mm for Car Boat Custom
Aliexpress UK
Color: Sliver+Brass. Easy Installation: No tools are required for quick installation. Ensure to use Teflon tape before screwing to better prevent leaks at the crimp joints. Quick and easy installation makes your outdoor cooking or RV life more convenient.
eBay
7-color backlight Digital pointer Fuel Gauge 0-190ohm Boat Marine Fuel Tank Level Gauge with 100-500mm Fuel level sensor
Aliexpress UK
Color: Sliver+Brass. Easy Installation: No tools are required for quick installation. Ensure to use Teflon tape before screwing to better prevent leaks at the crimp joints. Quick and easy installation makes your outdoor cooking or RV life more convenient.
eBay
3D Car Interior Fish Tank Digital Display Wireless Thermometer Water Temperature Gauge Electronic Water Temperature Gauge
Aliexpress UK