Fast Detector One Step HCG Pregnancy Test is a quick and simple home pregnancy testing device that detects the presence of pregnancy hormone (HCG) in urine. The test features a colloidal gold testing method for reliable results. The test comes in a single-use format with clear instructions for proper usage. The testing device has a pink handle for easy grip and displays results through a clear results window. As this is a personal medical diagnostic device, results should be confirmed by a healthcare professional.