... working SIM card to insert into the unit, charge the battery, and you are ready to go. WithQuad-Band GSMconnectivity, it ... : 45s-Warm status: 35s-Hot status: 1s Battery: Rechargeable 3.7 V 1000 mAh Li-ion Battery Battery life: 80 Hours standby Working Temperature ... .: WholesaleDRAVCJM8U117 NotesCompact, easy to carry, and comes with a magnetic battery cover to attach to any steel object Can send GPS ...