Description/Specification1.RealDiamondsareindicatedbyREDLIGHTandSOUND.2.Cardsizeandcompact3.Highaccuracy,User-friendly4.Canworkwithstonesofanysettings,shapes,5.Canworkwithstonesofanysizesinanytemperature.6.Dimensions(LxWxH):85mmx54mmx14mm7.PowerSupply:2xAAAalkalinebattery(1200MAH)8.Weight:75g.