Transportation card balance vs Korea Seoul Busan Metro Usage & Stats

When you are traveling Korea, Korean transit card such as T-Money, Cashbee, Hanpay, Rail-plus or M-Pass is necessary. This card is very convenient but it is prepaid card. So, you have to check the balance to avoid embarrassing situation on getting bus or subway. ▶ How to use - Just enable NFC read/write mode - Tap your card on back of your phone - You can see the basic information of card (Balance, Transaction history)