Airtel Free 500 MB 3g Official Internet Data

YEP !!  Airtel Offering Free 500 MB 3g Official  Internet Data for free just you need to do is update your contact list , isn't this a amazing offer hurry up get this offer as soon as possible.

How to get : Airtel Free 500 MB 3g Official  Internet Data :

First of all Insert your airtel sim on your mobile or at dongle
Visit the offer page here using your Airtel 3g  sim ( Prefer having Small data pack to browse this page : www.3gdongle.airtel.in
Click on  “add alternate contact detail”
Enter OTP received via sms
Update your contact details.
Save and get Free 500 MB 3g Official  Internet Data from airtel .
Free 3g internet data will be added soon to your account.
To check balance use “123*11#
*About Offer :

Offer valid for Airtel prepaid and retail postpaid customers
For prepaid users, validity of free data is 7 Days.