You can put all kinds of RFID cards, such as EasyCards, iCashes, iPasses, VISA debit cards, co-branded cards, credit cards, pre-paid cards, and so on, fit suitably at the back of the mobile phone that lets you pay by inductive payment at your fingertips without taking out your wallet, which is super convenient. It can also store access cards, identification cards, VIP cards, membership card, and so on, for going in and out accesses.

It can be designed in personal preferences, which can be printed with self-designed patterns, Logo or text for various event promotions, souvenirs, and gifts.