Feature 1For Yamaha: This fuel gauge meter is suitable for Yamaha 12L 24L external fuel tank. 2Durable Plastic: This external fuel tank gauge is made from premium plastic material, which is sturdy and durable. 3High Practicality: This 12L 24L fuel gauge meter displays the amount of oil remaining in the tank. 4Easy Installation: This external fuel tank gauge is easy to install and use, providing great convenience. 5Please Note: When pouring gasoline, please do not take out the builtin filter, which can filter impurities in the oil. If using mixed oil, shake well before using. Loosen the copper vent screw on the fuel tank lid before starting the outboard motor, otherwise gasoline will not enter the engine.Item Type: External Fuel Tank GaugeMaterial: PlasticApplication: Outboard Fuel Tank of Outboard MotorUse: Display the Remaining Amount of Oil in the TankSuitable Models: For Yamaha All Series.Package List1 xExternal Fuel Tank GaugeNote1. This fuel tank is only used to provide fuel for the outboard engine, and cannot be used as a container for gasoline for longterm storage. If it is not used for a long time, please pour the gasoline into a metal oil drum2. For shortterm storage of gasoline in the external fuel tank, please tighten the ventilation screw on the fuel tank cover to avoid danger from volatilization, and place the fuel tank in a cool place to avoid direct sunlight.