【ราคาต่ำสุด】Bydrometer 8 Inch Professional Battery Hydrometer Universal Quick Detect
-quality glass rubber material is more conducive to observing the value and brings more convenience to your inspection. Small and light in weight, and convenient for you to carry, it can reduce your burden. When using, you just need to put the meter vertical immerse in a transparent container, then you can read electric liquid density from the table at any time.