Every serious athlete knows the importance of proper breathing. Thanks to the BULO Breathing Trainer, you gain insight into your breathing activity. It combines with your smartphone to give you exercises to increase your lung capacity and perform better.
The app displays your weekly and monthly data. You will be able to see volume, power, and lung age on your phone. The BULO Breathing Trainer is pretty easy to use: simply hold it in your mouth, exhale for 5 seconds and you will be able to see your results in the app.[where to get it]