1.4S car shop for maintenance routinely 
2. Car rental realtime tracking & maintenance 
3. Security &maintenance for private car 

 Shenzhen Diwei is a manufacturer and exporter of GPS Trackers, Vehicle Tracking Devices, Personal Tracking device. We also offer mature GPS Tracking Solutions including vehicle tracking, personal security, and fleet management

1.Smart, lightweight, free installation, plug and play;
2.Widely applicable models: all vehicles follow the OBDII standard protocol;
3.Automatic data storage, data is not lost when power failure ;
4.Data saved locally for 500 hours, and supports remote storage; software updates, hardware set flexible;
5.Professional remote fault diagnosis;

This device plugs into a vehicle's OBDII port for ease of installation. An additional Y-cable allows you to place the device up under the dash for an even more covert option

 Cars Diagnostic System record function

Engine speed: RPM  Accurate to 1RPM

Intake air pressure: MAP  √

Caused by air temperature: CIA  Accurate to 1 ° C

Launch from the load: LOD √

Throttle position: TPS √

Fuel pressure: FRP √

Ignition timing: ING Accurate to 0.1V

Battery voltage: VLT  Accurate to 1 ° C

Fuel System Status: LP √

Water temperature: CWT Accurate to 1 ° C

Speed: KPH Accurate to 1KM/hr

Specifications  

 · GSM frequency : Quad-band 850/900/1800/1900 MHz

· Size :  66*48*25mm 
· Weight:  55g 
· Interface: OBD interface
· Data transmission: GPRS/SMS
· Positioning mode: GPS/AGPS
· Working voltage: 9-36V DC
· Internal battery: 3.7V/100mA Lithium battery

· Install: OBD II connector/Plug-in and play 
· GPS channels: 50
· Sensitivity: -160dBm
· Positioning Accuracy : 10m 
· Cold start: <32s
· Hot start : < 1s

· Protocol: TCP/IP
· Built-in GPS/GSM antennas
· Working temperature :   -30 °C~ +70°C 
· Storage temperature: -40 °C~ +85°C

· Humidity: 5%~95%

· Communication protocol:SMS, GPRS, TCP/UDP, USSD, FTP

· Normal currency:<100mA, 13.8VDC
. Max. currency:<150mA, 13.8VDC
. Sleep mode currency:<10mA,12VDC

Detail picture