Big Billion Days Sale 2021 : One of the biggest e-commerce stores in India, Flipkart announced it’s biggest sale i.e. Big Billion Days Sale on 3rd October which will continue till 10th October. The sale offers massive discounts and exciting offers on mobiles, laptops, electronics, fashion and more. Here’s a video for you that lists down all the products with best offers and hot deals on this mega sale event. Take a look.