Amazon Said to Plan as Many as 3,000 Cashierless Stores by 2021

Amazon is expanding its physical store presence with cashier-less technology, aiming to open 3,000 convenience stores. These stores differ from traditional ones by not being combined with gas stations and focusing on quick food options. Amazon currently operates four stores with varying formats, focusing on prepared food to manage costs and expand quickly.

In what ways are Amazon's current physical stores similar to or different from 7-Eleven?

What types of products does Amazon currently offer in its physical stores?