I apologize for confusion.
Although the Amazon Bails costing Rs. 2150 also claims to be working as Third Umpire, it says the bails lights up if dislodged from stumps but the ones uses in ICC costs hell lot more.
Could be the difference between Tata Nano and Bugati Vyron
http://www.mid-day.com/articles/icc-world-cup-sorry-ms-dhoni-you-cant-take-the-stumps-and-bails/15995165
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