What does it mean when the center LED on my JUUL C1 device flashes red 3 times? Your device is experiencing an error. Please note that this LED signal is different than if your device was locked. Related articles How Do You Get Warranty Service? Why isn't my JUUL C1 device displaying battery life? My Device isn’t charging in my JUUL Portable Charging Case Getting Started with JUUL What Does the Warranty Cover?