Ready to use immediately, simply add credit. No registration required. Roams in USA FREE of charge! Test everything before your trip.</br>Addons: 500MB for £3, 1GB for £10, 3GB for £15, 7GB for £25 (receive 200MB bonus FREE every 30 days)</br>Make free calls with VoIP apps, one month FREE Skype!</br>*** DOES NOT PROVIDE A LOCAL PHONE NUMBER! INTERNET/DATA ONLY! ***</br>*** SPECIAL SIM DESIGNED FOR TRAVELLERS, NOT A REGULAR 3 SIM CARD! NOT FOR IPHONE ACTIVATION! ***</br></br>Product Description</br></br>Includes full set of instructions on how to use the SIM. Everything's in English including the 24/7 customer service hotline, account management website, etc. SIM card has a shelf life of approximately two years. Works with any unlocked device (mobile phone, tablet, GSM modem, MiFi hotspot, etc.). Tri-format SIM card (nano, micro and full-sized, snap out the one you need). ***DOES NOT INCLUDE AIRTIME CREDIT, YOU MUST TOPUP BEFORE USE (CAN BE DONE ONLINE FROM THE USA, INSTRUCTIONS INCLUDED). PLEASE CONTACT US PRIOR TO PURCHASE IF YOU'RE UNSURE***</br><br/>http://www.amazon.com/gp/product/B01FJ37B40