Airtel handset offer brings more free data (3G internet
packs) available for free with selective handsets (android
mobiles) and data cards too. The below tricks brings your
Huawei data card with airtel SIM to get free 10GB 3G
data for one month (28 days) completely free of
cost.Airtel-10GB-free-3G-technodriller
How to activate Airtel 10GB free 3G data for USB
Dongle/Wingle
– Insert Airtel 3G SIM to 3G Wi-Fi dongle/Wongle only
for Huawei users (Huawei E 8231 USB Wingle, Huwaei
E3272, Huwaei E3531, Huwaei E8231)
Note: We tested using Huawei Power-Fi E8221 datacard
and got 10GB additional offer data for 28 days.
-Activate any 3G pack from your above listed data card
along with Airtel 3G activated SIM.
-Go to http://airtellive.com/offers/ and you may see
Airtel Wingle offer in front of screen.
-Click Activate now button.
-That’s it, your datacard balance filled with another 10GB
(10240MB)
For Airtel Postpaid: Cash Back offer: Rs.100/month for 7
months bill discount.
Check 3G data balance dial USSD code *129*08#
Note: Once Airtel 10GB free 3G data plan activated, don’t
remove SIM card from your data card.

Possibly Related Threads…
Activate Airtel Voicemail Service For Free On Your Prepaid Mobile

Please help
This trick can be used once
How to activate it again?