Reddit reviews FuelHawk Fuel Gauge - Cessna 172 - 19 Gallon

> Even if you plan perfectly, the fuel guy can easily misfuel you. I have had multiple instances where I have been misfueled, and would not have noticed save for the gauges. How else are you supposed to know?!

https://www.amazon.com/FuelHawk-Fuel-Gauge-Cessna-Gallon/dp/B003VSCDJO

> Dipsticks are not a viable option for all aircraft, while they may be for the aircraft you are flying at a private level, you can't use a dipstick when you get to larger aircraft or even certain smaller aircraft.

Well yeah i'm not a commercial pilot. It's not like its gonna be a huge jump to start reading gauges if I ever decide to be. You adjust your tactics for the situation.