Brainz Stinless Steel Smart Card Water ATM

This vending machine is perfectly designed with non contact smartcard (rf id) exclusively for flow based water vending machines. This microcontroller featured card operated water vending unit proves its own way by its accuracy. Unlike other vending machine control board which works with time based, this board works as volume based system. It means output dispensing water of this kind of vending machine remains constant and accurate irrespective of change in storage tank capacity.