... sprout growing machine 1.ISO,CE,ROHS certificate 2.3months replacement for free after got it. 3.Good quality 4.OEM service. sprout growing ... 3.This bean sprouting growing machine do not need to add any chemical fertilizer, Growing under the pure natural ... and natural4.Short growth cycle to the bean growing, 2 to 3 days5.Microcomputer control, no ... easily, convenient for family using bean sprout machine