Seller generally ships and delivers the item(s) within the time specified on the product page. Business/ working days exclude public holidays and Sundays.
Estimated delivery time depends on the following factors:
It is our constant endeavour to deliver quality products in the defined time-range. However, it is possible that our delivery partners might observe a non-working day between the day you place your order and the defined date of delivery. In such a scenario, there could be a delay in delivery of your order. Some delivery partners do not work on Sundays and this is factored in the delivery time-line which you see after placing the order.
More answers in our Shipping FAQs » https://mobile.mi.com/in/service/shipping/