Yiwen’s GM908 is the new released GPS Tracker which with OBD II interface. GM908 is a multi-purpose device for fleet management, vehicle security and vehicle positioning, it connects and powers directly from the vehicle’s OBD-II port. Therefore, this device will never off line and easy to install.



  • OBD-II Interface
  • Outage Alarm
  • Shock Alarm
  • Over Speed Alarm
  • Geofence
  • Low Power Alarm
  • No Installation, powered directly from OBD-II
  • Free Tracking Platform for One Year(extra 6 usd to get lifetime access)



GSM Frequency: 850MHz/900 MHz /1800MHz /1900MHz

GPRS Protocol: Class 12,TCP/IP

GPS Sensitivity: -159 dBm

GPS Positioning Accuracy: 10 meters(2D RMS)

Cold Start: 38 seconds

Warm Start: 32 seconds

Hot Start: 2 seconds

GSM & GPS Antenna: Built-in

Size: 71*49*24 mm

Net Weight: 53 grams

Working Temperature: -20 to 70°C

Working Humidity: 20 to 80% RH

Operating Voltage: 6-50 VDC

Stand-by Average Current: 25 mAh for 12 V


Purchase it directly at our Aliexpress Store: http://www.aliexpress.com/store/1950177