If u need to connect to reply, please check as below:
1.5 Definition Of Product Indicator
Flash fast: GSM is in initialization
Flash slowly: GSM signals is normal
Bright always: GPRS On Line
Not Light: Not yet received the GSM signal/Not Insert
Sim Card
Fast Flash: Searching GPS signal
Bright always: GPS has been positioning
Not Light: GPS is in dormancy/Not working
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