500MB /day 

The card itself valid for 1 month.

Within this period you can use it anytime. After use it (500MB) within one month you still can top up and activate 500MB/Day again.And so on...

The Package means the maxium data usage per day is 500MB.

In order to carry on 500MB/day you have to activate everyday.Make sure the balance be enought as well.

THERE WILL BE 100% GURANTEE FOR THE CARD WITHIN ONE MONTH.