Perfect Sum€0+€0+https://schema.org/InStockeurCreativeConcepts1 ratingA simple thing to sum low end.Theres a basic VIDEO explaing how the device works, correcting low end.Also check out the MS Dynamics device HERE.Name a fair price:€Add to cartSize9.14 KBRatings5.0(1 rating)15.05 stars100%4 stars0%3 stars0%2 stars0%1 star0%