Normal flashing EL T-shirt

1.Check if the connector between the panel and the
   cable clip firmly
2.Slide open the battery compartment and insert 2AA
   batteries,make sure to follow the correct polarity
3.a.Switch the button to "BI",The panel will automatically
   light up with 8 different flash sequences.
   b.Switch the button to "Cn",The panel will flash with 8
   different flash sequences by pressing another button