Watasale micro store is an advanced and upgarded version of a vending machine. It is a plug and play autoniomous single rack store which can be independently placed in any location. The customers can scan the QR code to open the door, they can take the product, close the door and walk away. This is a cheaper and scalable model compared to a vending machine and can be installed in every next door. How Watasale works: Watasale is a fully autonomous unmanned store. The customer can walk into the store with their mobile, take the product and just walk away! That's it. No cashier, no scanning, no waiting in line. The customer scans the QR generated in Watasale app to enter, after taking the product the bill amount will automatically be debited from their account.