Yiwen OBD OBDII OBD2 GPS Tracker GM908

Product Description           Vehicle OBD GPS tracker GM908 is one of the independently researched and developed GPS products from Shenzhen Yiwen Technology Co., Ltd. which adopted imported high gain GPS module and unique dual mode design, global commonly used GSM receiving antenna, with the lowest power consumption design, so it’s a most suitable and easily hidden and installed GPS tracker in car because of small type and light weight.   Specifications

Model	GM908
Brand	Yiwen Technology
GSM frequency	Global commonly used 4 frequencies
GSM module	Quad band(GSM 850/900/1800/1900 Mhz)
GSM positioning accuracy	50-300 meters
GPS accuracy	10 meters, 2D RMS
GPS sensitivity	-159 dBm
Speed accuracy	0.1 meter/second
GPRS	Class 12, TCP/IP
Hot start	2 second(all data is valid, start within 2 hours since the last positioning)
Warm start	32 seconds(initialization data loaded, start after 2 hours since the last positioning)
Cold start	38 seconds (first start, ephemeris cleared and then start, move out about 1,000 km and then start)
Max altitude	18,000 meters
Max speed	515 meters/second
Gravitational acceleration	<4 grams
Network	GSM/GPRS(class 12, TCP/IP)
Radiation
Weight	51 grams
Working voltage range	6-50 V DC
Working temperature	-20 to +70 ℃
Working humidity	20-80% RH
Stand-by working current	25 mA for 12 V
Operating system for phone APP	Android 2.3 and higher, iOS 5.0 and higher
Size	Length: 7.1 cm Width: 4.9 cm Height: 2.4 cm Packing size: 6*8.7*13 cm

Product Composition

GPS indicator light (Green)	When GPS isn't working, this light will be twinkling. When GPS works normally, the light will be always lighting.
GSM  indicator light (Blue)	When GSM isn't working, this light will be twinkling. When GSM works normally, the light will be always lighting.
OBD power connector	To connect the car OBD port to charge.
GPS antenna	GPS accuracy: 10 meters, 2D RMS
SIM card slot	1 unit
Accessories	1*user manual

  Functions

Low power alarming	A warning message will be sent to computer webpage platform and phone APP if the battery power is too low.
Vibration alarm	A warning message will be sent to computer webpage platform and phone APP if the vehicle is shaking.
Geofence	A geofence can be set and the warning messages will be sent once the tracker got in/out the geofence.
Historical route replaying	The historical moving route of the latest 3 months(at least) of the watch can be replayed.
Base station auxiliary positioning	Support.
Residual battery power display	The residual battery power of the tracker can be displayed on the computer webpage platform and phone APP.
GSM blind zone storage	Positioning data will be saved when there is no GPRS signal until the signal is found and the data uploded.
Electricity outage alarm	A warning message will be sent to the computer webpage platform and phone APP once the tracker is out of electricity supplying(has been pulled out of vehicle OBD port).
Positioning Frequency	Support.

  Highlights -It's charging by vehicle OBD port. -It's 24 hours online on computer webpage platform and phone APP. -It’s cheaper than same type product for at least 20%. -It’s easy to hide in car because it’s small & lightweight so It can be used for anti-theft. -It binds phone number, which means, text message will be sent to another phone number when its voltage is too low and it got out or in the geofence. -It supports inspection of its position and residual battery power by Android and iOS APP. -It supports base station auxiliary positioning so the accuracy is high. -It has internal shock sensor and movement recognition system so the warning message will be sent when the vehicle is shaking. -It can feedback the realtime position information by sending messages. -It supports global commonly used GSM quad band. -It has a function of GSM blind zone storage which can save the positioning data when there is no GPRS signal until the signal is found and the data uploded. -It’ll send a warning message once it out of charging(be pulled out from vehicle OBD port). -Its integration level is very high so it’s easy to install. -Its positioning frequency can be set. -It’s dual mode positioning so the accuracy is high.   Usage Range Vehicles: -Car -Truck -Etc.   Circumstances: -Checking moving route of family car -Tracking the car which was lent or stolen -Monitoring the government cars which might be privately used -Etc.   Our GPS platform            Shenzhen Yiwen Technology Co., Ltd. is also a software company of developing GPS tracking platform, which located in Shenzhen City, Guangdong Province, China.            Our trackers and softwares are selling to the whole world. We have entered the industrial area of developing GPS software and tracker for more than 4 years. We can provide the services of developing customized GPS tracking software e.g. computer webpage platform and Android/iOS phone APP.            Nowadays, we have more than 100 customers who bought our software in the whole world especially in China. Obviously, the stability and accessibility of our software is recognized by the whole industry.            We promises that we'll provide our best products and services to every customer to earn their trusts!            Giving trust to us is your best investment!     Contact Information           If you are interesting with our products and services, please contact us right now!

Company	Shenzhen Yiwen Technology Co., Ltd.
Contacts	Pengyun Wang
Skype	wpy497813026
Whatsapp	008618025318599
QQ/Wechat	497813026
Line	008618025318599
Phone	0086075518025318599
Tel	0086075586565621
Email	shenzhenyiwen @gpsxitong.com
Website	yiwengps.net
Address	Room 509-10, 5F Xixiang Chamber of Commerce Bldg,  Bao'an District, Shenzhen City, Guangdong Province, China(518109)

  When GSM receives signals normally, this light will be always lighting. When there are no GSM signals, the light will be twinkling.