Startup Idea : Smart good Sensing Cart

In this time we all suffering from the crowd in Mall and small super market. We have to stand in queue for get our products. The billing process is very slow when the occasions are running. To get rid of this problem i thought about smart good sensing Cart. In this cart we connect the sensor which sense the price and expire date of product. This sensor directly calculate the total bill of person and send it to the billing counter. Then one should go and have to pay they Bill and then should go. The problem of queue is solved and we can save our time.