Water vending machine uses 1 rupee coin




              
                   DESCRIPTION : it is water vending machine    
                    function according to the one coin .We are 
                    seeing many system like this but their are 
                    costly .we introducing this system to reduce
                    cost .it consist of three buttons ,1st one is for 
                    one glass, 2nd one is for half liter ,3rd one is for
                    one liter .when we insert a coin ,the machine will
                    be started, then we choose the button .by this   
                    we can take the water as we required......

                     contact : 8688329066