Increase AirTel 3G Internet Data Validity For Unlimited Days

If your Airtel sim card has enough Internet Data Balance but however it's validity is close to expire..
Then with this trick you'll Increase validity of Airtel 3G Internet data validity or data pack & even for Unlimited days.It wil Just  price you 1rs/Day . For unlimited data validity.

How to Increase AirTel 3G Internet Data Validity For Unlimited Days  :

• Initial Dial This USSD Code *129# in your Phone Dialer.
• Once Dialing on top of USSD Code, currently it'll open night store, currently you'll see a possibility of Unlimited Facebook pack for one day.
• Activate this Unlimited Facebook pack for one day..
• All Done !! it'll Increase your information pack validity for one Day in one Rs .
• Repeat this method Daily to increase the validity in precisely Rs 1.
• Enjoy !!