How to check if my Iil SOLID is charged?

To check the charge level of lil SOLID Ez, short press the button or plug the device in a power outlet using the supplied USB Cable and AC Power Adaptor.
 The Status LED light will indicate the current charge level of your device.
  
 Although Iil™ SOLID device does not require a full charge to work, we recommend to fully charge it before the first use.