Oh well I just contacted this seller and he says it doesn't work with iPhone 5 so looks like I will have to get the laptop one.

Here's his reply.

Hi,friend,
Thanks so much for your message.
We are afraid that this item may not work for Iphone 5s.
Best regards

- honest_david01


QUOTE=robby363;764747]Here's one for a iPhone. http://www.ebay.com/itm/WIFI-ELM327-Wireless-OBD2-Auto-Scanner-Adapter-Scan-Tool-for-iPhone-ipad-iPod-/160837830439?pt=Motors_Automotive_Tools&hash=item2572ae8727&vxp=mtr[/QUOTE]