the GPS tracker system mainly used for car tracking or personal use,such as tracking child etc,

the GPS tracker system mainly used for car tracking or personal use,  it can also tracking goods,car,people, pets, important equipment,traverler, etc, only sending a SMS message to the device ,it will feedback the GPS latitude and longitude data by SMS message to user's mobile phone,so user can know the object  anywhere.   user can also build a center to monitor  the objects position by using this GPS terminal.   

1. specifications

Communication mode:: GSM/GPRS/SMS             

Frequency band: 900/1800/1900 MHz            

Sensitivity: Nominal -104dBm

Size:  73*45*19(mm) .

Power supply voltage:  7-36VDC

Working current: 40-100mA(12V) 20-50mA(24V)

Working temperature: -20°C to +70°C. 

Storge temperature::-40°C to+85°C 

Working humidity: 5% to 95%

Backup battery:  lithium 3.7V for up 5 hrs.

   

2. GPS performance

a.  Position mode: satellite data and SMS

b.  Construction: 20 channels synchronous following twenty satellites, L1band(1574.42MHZ),C/A code(1.023MHz)

c.  capture time:  2.0s, warm up time 15s, typical initialization  35s, cold initialization 40s.

d.  position precision: 1-5m.

GPS tracker