FAQ

What are preset buttons? How are they using?

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Preset buttons are used to give liters according to preseted money that customer wants to pay. They are very usefull especially for the pump salesmans.
There are two buttons(One for big money value and one for small money value) per number of nozzles. For example if you have a double nozzle dispenser and 1 display per side, you will get 2 buttons per side.