Card owners can use this machine to inquire the credit/balance in his card. As do do Card is a contactless smart card, just simply put the do do Card on the do do Card Tracker. Then, the value balance will show on the machine screen immediately.
Product
Details
Specifications:
unit price for do do Card Tracker
for use with do do Card only
do do Card Tracker can be installed at any where in the amusement center
