All right, so you're just going to blow in this like you're blowing up birthday candles. So, just show us. Just wrap your lips around it and I'll tell you when to stop blowing. Keep going. Keep going. Keep going. Keep going. Keep going. One more time. >> So, when you do it, just make sure it's like a steady steady long breath, okay? Until we tell you to stop. >> Okay, ready? Go. Keep blowing. Keep blowing. Keep blowing. Keep blowing. >> Yeah, sorry. Make sure you're wrapping your lips around it and like blowing harder. Keep going. Keep blowing. Keep blowing. Keep blowing. Okay. >> So, there's no like way to get around this device being deceptive? Or did you get one or not? >> No. >> Okay, so the the device is not going to work if if you're trying to be deceptive about it, okay? >> Just breathe out as hard as you can and just keep going until I tell you to stop. Keep going. Keep breathing. Keep going. Keep going. Keep going. Keep going. Keep going. Okay. You keep stopping. >> All right, so you're literally just going to put your lips around it and breathe out forcefully until we tell you to stop. >> So, all right, ready? >> I work in an urgent care and I do this with patients and >> Keep going. Keep going. Keep going. Keep going. It's not even picking up. You're like barely blowing.