I always purchase product form amazon.in they give the best service in terms of delivery or after sell service they really really take care of every single customer and make them satisfied recently I ordered a smart watch from amazon which was much cheaper on amazon.in compare to other shopping sites and I got my smart watch with in 4 days when I ordered the smart watch it was written that it will takes 6-7 business days for shipping and I got it in 4 days only I am very happy with their product and service.