With the development of vending machines in the world, an automatic vending machine with drinking water appeared. It is intended for the sale of artesian water to the buyer's packaging. Now you can buy water in the water machine only by cash. At the same time, a vending machine can not always give change or accept all kinds of banknotes.This problem is faced not only by the owner of the vending machine, but also by the consumer when making a purchase. What should the owner of vending machines business do to solve the problems? Buy an expensive bank terminal? To connect a vending machine to the Internet? There is a simple, universal and cost-effective solution - ELUPAY. With the help of ELUPAY your water machine will reach a new level of sales and will enable the consumer to make payment using a payment card and mobile application. At the same time, using ELUPAY, the water machine does not require the modification of the case, does not need the connection to the Internet or additional interventions in the electronics. It is enough to open a vending water sale machine and connect an EPStick device to the current bus. Your EPStick device will allow consumers to make a non-cash payment when buying water. After connecting to ELUPAY, the owner of the sales office will be able to analyze the sales volume of all of his connected sales devices in the online office, as well as instantly react and replenish the water with fresh drinking water. The owners of vending machines will be pleased with the cost of the device for non-cash payments. EPStick is much cheaper than a bank terminal, it will allow to ensure acceptance of non-cash payments in the entire network of devices without significant financial investments.