GSM Frequency
850/900/1800/1900Mhz
GPS Start time
Cold status 45s
Warm status 35s
Hot status 1s
Car charger Input: DC12—24V / Output:DC5V
Wall charger Input: AC110-220V / Output:DC5V
Backup battery Chargeable 3.7V 800mAh Li-ion battery
Storage Temp. –40°C to +85°C
Operation Temp. –20°C to +65°C
Humidity 5%--95% non-condensing