Meet the Gas Scale: an app-enabled scale that lets you know how much gas you have left in a cylinder. It is a compact device with adjustable feet. It connects to your smartphone via Bluetooth and lets you see gas consumption history and detect gas leakage. The Gas Scale is adjustable to fit different types of cylinders.
Gas Scale has a compact design and magnetic feet that let you attach it to a cylinder conveniently. The companion app shows remaining time, consumption history, gas leak info, and other useful information. You can find out more about the product on Kickstarter.