so this or
http://www.ebay.com/itm/KONNWEI-KW902-ODB-II-Bluetooth-Wifi-Scanner-Detector-Auto-Diagnostic-Tools-/121501151085" onclick="window.open(this.href);return false;
this
http://www.amazon.com/CHEERLINK%C2%AE-KONNWEI-Bluetooth-Wireless-Diagnostic/product-reviews/B00Q5YRC56/"...