... Fuel sensor(option)2,Support SD card3,Compatible with car anti-theft system4,Absolute street address ... Vehicle fleet/logistics/Vehicle rental Technology parameter:1,GPS chip: SIRF3chip 2,GPS sensitivity: -159dBm 3,GPS ... tracking solutions:1,SMS tracking on cellphone with a googlemap link to view current location ... can support camera,fuel sensor,Compatible with car original anti-theft alarm system