It indicates the different status of the Wingle as below
:
Data transfer LED indicator
Green blinking means the Wingle is transferring data
Signal LED indicator
Green means
the Wingle
is connected to 4G or 3G network.
Red means
the Wingle
is with NO SIM card or you have inserted the wrong
operator
's SIM card and your network is locked.
Red blinking means the Wingle is searching network.