Magnetic gas level indicators measure about 10x6.3cm, small and lightweight, easy to store and take with you on the go, without taking up too much space

Made of quality PET plastic, liquid crystal, soft magnetic, sturdy and solid, firm and strong, not easy to break, deform or bend, can retain its color and shape after long time use

Easy to use, what you have to do is to open the magnetic gas residual test strips, place them on the gas hydraulic tank and wait about 10 minutes for the value to be displayed

In the winter the bar on the left will be active, and in the summer the bar on the right will be active.

Easy to dismantle and are suitable for outdoor travel, camping, barbecues, boating, hiking, etc., which can meet your diverse needs