Airtel's recently introduced Social plan gives you the aforementioned amount of data for such cheap prices.
Though this plans are called Social plans, they are also usable on Opera Mini Browser for downloads.
It has always been predicted that soon Data would get very cheap though we never expected it from Airtel but Glo.
Alongside Opera mini, this plans can be used on Social apps like Whatsapp, Facebook , Instagram etc.
Now down to the point, you can sub for these plans by just dailing the shortcode *688# and choose yoour preffered plan
Choose option 1 to get Unlimited data for #300 Valid for 25Days
Choose option 2 to get 20gb for #200 Valid for 25Days
Choose option 3 to get 10gb for #100 Valid for 5Days
To check your data balance dial *140#
keep visiting to get my future post on how you can use the Data on other browsers and apps like Youtube and Uc browsers for downloads.
Enjoy your Time!