2pcs Practical Propane Fuel Gas Tank Level Indicator Magnetic Gauge

2pcs Practical Propane Fuel Gas Tank Level Indicator Magnetic Gauge Description

This product can safely and accurately measure the gas capacity, according to the gas temperature test, measuring the temperature range of -10 C~ 120 C.
actually show you when you are low on gas, before you run out!
Works while you are using the BBQ
Save money by using more gas from each cylinder
Safe & accurate

Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you!
Never run out of Gas from now on. Measure your Gas with this level indicator, simply attach it to your gas tank cylinder with this magnetic Gas Level Indicator and it show you how much gas is left in your tank.
Reusable
Works on LPG (propane) & butane cylinders
Colour:Photo Color
Material:pet

Package Contents:
4 x Gas Level Indicator

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.