Specification Amount : 48.88 Binding : Tools & Home Improvement Brand : riversmerge Color : Black-21mm CurrencyCode : USD Label : riversmerge Manufacturer : riversmerge Model : ring-5 NumberOfItems : 1 PackageDimensions_Weight : 0.07054792384 PackageDimensions : L:2.399999997552 X W:2.3599999975928 X H:1.5399999984292 PartNumber : ring-5 ProductGroup : Home Improvement ProductTypeName : SECURITY_SYSTEM Publisher : riversmerge SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/31qL5ZWbTvL._SL75_.jpg SmallImage_Width : 75 Studio : riversmerge Title : Riversmerge RFID Rewritable Dual Frequency in One ID T5577&IC CUID Black Ceramics Smart Finger Ring Wear for Men or Women (Black-21mm) Weight : 0.1 WeightUnit : pounds