Product Features: Real-time GPS updates every 1 minute. Nationwide coverage(USA) Requires airtime subscription as low as $19.95 per month Use any PC or MAC with internet access. No software required. Unlimited viewing access. Also works with iPhone/iPad/Android/Blackberry. Email alerts for tampering, speeding, movement after hours, geofence, etc. No installation. Simply plugs into OBD-II port on every vehicle manufactured since 1996. No long term contracts. Lifetime warranty as long as client subscribe to service. Once package is delivered, follow instructions enclosed in the package on how to activate device. Once the device is plugged into the vehicle OBD, lights will be On and it will start reporting position to the Website.