TILT Wireless Hydrometer Color:Green It’s called a 10 lb

It’s called a 10 lb tank because it holds 10 lbs of compressed (liquified) CO2

which allows you to easily transfer directly to bottles

The specific gravity is accurate +/- 0

and your back as well

The larger size does two things:

TILT Wireless Hydrometer Color:Green It’s called a 10 lbDesigned for home brewing, the Tilt hydrometer lets you instantly read your brew's specific gravity and temperature on your compatible Apple iPhone iPad or Android smartphone tablet or Tilt Pi. Most Bluetooth 4. 0+ devices will work with the Tilt. You can then optionally log data to the cloud using our free Google Sheets template or other 3rd party cloud platforms. See our Apps section for more detail. Our goal is to help home brewers brew better