If you change vehicles often and then a quick connect OBDII Cable might be the best optional for installation. 

Connect your GPSF1 GPS tracker without the need for professional installation.

• 20 second GPS Tracker install. 
  
• Suits most vehicles. 
  
• 1.0 Metre long ( Other sizes available ) 
  
• No professional installation / hard wiring required.
  

PLEASE NOTE: Please check your vehicles OBDII port to make sure it is in a suitable location.