... ; Format:strip(2.5mm 3mm),cassette(3mm,3.5mm,4mm),midstream(5mm,6mm) CE&FDA approved One step HCG Pregnancy Urine test is ... ,colour design pouches and colour box packing.Specifications:1.Strip Format:Lowest cost test format(2.5mm,3.0mm etc)2.Cassttes ... ,25mlU/ml(Urine/Serum)Precision:99.5%Certifiation:CE & FDA HCG Pregnancy Urine test strip