Storage Temp:-40oC~~+85oC
Wall charger 110--200V input, 5V output.
Car charger: 12-24V input, 5V output.
GSM/GPRS moudule: Siemens Mc55 or Siemens Mc56.
GPS chip: SIRF3 chip.
Metwork: GSM/GPRS.
Dim: 64mm
Gps tracker for persons and pets.
Easy to operate.