Specification :
1. Position Mode: GPS (With GPS SiRF-Star III chipset)
2. Data Communication Mode: SMS
3. Frequency Range (MHz):850/900/1800/1900MHz
4. Return Data Interval: 10-9999 Seconds
5. Timing Position Report: no less than 20 Seconds, no higher than 5000 seconds
6. Supply voltage: 12V DC or 24V DC
7. Supply range: 10~30V DC
8. Stand- by current: <150mA
9. Static current :< 30mA
10. Peak Current: < 300mA
11. Work Temperature:-20~70 Degree
12. Working humidity: 20% ~ 80%
13. Size of the Mainframe: 75mm*54mm*25mm
14. One set N/W: 0.95kg
15. Packing size of CTN: 29.5cm*19.5cm*7cm
16. G/W of CTN: 20kg with 20pcs in