Propane Tank Gauge Level Indicator, Leak Detector, Gas Pressure Meter for RV ,with Type 1 Connectio [UNIVERSAL]Compatible with all appliances with a type 1 connection. [EASY TO READ]3 Color-coded dial with glow in the dark,to know how the propane level goes. [DURABLE] Metal + Plastic construction to withstand weather, scratching, denting and corroding. [SAFE]Air-tight connection for propane tank. [EASY TO INSTALL]Just with handwheel grip for tightening. colour: black + gold Material: metal+plastic Package Contents: 1 x Propane Tank Gauge connector 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.