If you want to this offer in your Banglalink connection, just get an Idea from here. It will provide full concept about this package.
Terms and Conditions:
You will now get 100% Bonus. 3GB on TK 99 recharge (1.5GB + 1.5GB night bonus) and 5GB on TK 129 recharge (2.5GB + 2.5GB night bonus).
All Prepaid and Call & Control customers will be eligible to avail this 100% night bonus Data Pack.Bonus Internet can be used between 12am – 10am.
To check this volume, Dial *124*50# (If you have availed the offer by recharging the exact amount) or Dial *5000*500# (If you have availed the offer by dialing USSD code)
You can avail this bonus as many times as you want.To check bonus internet volume and validity dial *124*66#.
Validity of this pack is 7 days.Rates/particulars mentioned will be changed subject to regulatory/business decisions.