• Gourav Kiran Bidkar
• Deepali Pramod Doddabhamannavar
• Priyanka Tanaji Deshmukh

A Smart Trolley is mandatory tool for shopping in supermarkets or grocery stores. We've been pushing the shopping trolley since 1937, cities expanded people multiplied but the trolley still unchanged. In this busy world waiting in long queue during shopping it is extremely irritating and this consumes lots of time of customers in the malls and shops. Introducing the smart shopping Trolley using Nodemcu, LCD, RFID reader, LCD & motor driver. The smart Trolley is self-service payment terminal just shop, pay and pass the queues. RFID reader reads the product information and sends to webserver created using Nodemcu. The trolley is controlled by joystick created using Blynk app over Wi-Fi. Nodemcu read the signals and send commands to driver circuit to drive the motor in forward, left, right and reverse direction.

RFID reader, NodeMCU, Motor Driver, LCD, Trolley, Webserver

"SMART SHOPPING TROLLEY WITH BILLING SYSTEM USING IOT AND BLYNK APP", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.8, Issue 6, page no.f657-f660, June-2021, Available :http://www.jetir.org/papers/JETIR2106791.pdf

"SMART SHOPPING TROLLEY WITH BILLING SYSTEM USING IOT AND BLYNK APP", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.8, Issue 6, page no. ppf657-f660, June-2021, Available at : http://www.jetir.org/papers/JETIR2106791.pdf