3G GPS tracker with serial port with G force SD card GPS tracker

Cheap price and simple 3G GPS Tracker      Model No.TZ-AVL05   Applications: Vehicle Tracking Vehicle Security/Recover/Anti-hijacking Mobile Asset Tracking Location-based Services Fleet Management: car, taxi, bus, truck etc.   Description: With GSM/GPS module and Ublox GPS Chipset Support single location and continual tracking Over-speed alarm, Low power alarm, Geo-fence alarm  Tremble alarm, Parking alarm, SOS alarm Control car doors close/open, detect the status of engine on/off  Cut off the engine power gradually and safely when in urgency GPRS(TCP/UDP), SMS Support  When without tremble the device will go into sleep mode       Specification:

Feature	Characteristics
Dimension	96mm*65mm*25mm
Exterior Power Supply	DC 9V -- 36V
Inner lithium battery	3.7V/850mAh
Exterior GSM antenna	Receive GSM signal better
Exterior GPS antenna	Receive GPS signal better
Power Consumption when exterior voltage is 12V	Active mode(avg.) < 100mA Sleep mode      < 10mA
Operating Temperature Range	-20℃ to +60℃
Air pressure	860Kpa --1060Kpa
Humidity	Up to 75% non-condensing
Position accuracy	10 meters
3G chip	AVL05_3G-T: 850/2100MHz@UMTS 850/900/1800/1900MHz@GSM   AVL05_3G-E: 900/2100MHz@UMTS 900/1800MHz@GSM   AVL05_3G-A: 850/1900MHz@UMTS 850/900/1800/1900MHz@GSM
GPS chip	U-blox (super-sensitivity and high accuracy )
LED	3 LED indicates (GSM,GPS signal and power status)
Button	SOS button
I/O port	3 digital input(1 positive input, 2 negative input) 3 digital output 2 analog input 1 RS232
Options	Ibutton/Temperature sensor 18B20/Camera/Magnetic card reader/TF card

      Optional accessories :