30xTest Swabs Lead Paint Test Tool Instant Lead Test Kit 30 Seconds Quick Result Features: Quick Results: Don't worry, don't guess. In seconds, you'll know if lead safety measures are required. Simple to Use: Dip the cotton swab slightly, not completely, in water, and as soon as the tip of the swab turns mustard yellow, wipe the painted surface with a lead-based paint swab. Easily Discernible Results: After rubbing the painted surface, red/purple/pink indicates lead detected. Yellow means lead is not detected. Multiple Uses: Lead inspection swabs are used on wood, metal, drywall and plaster. This means that only one test is required to reliably determine the absence of regulated lead-based paint on most surfaces. Safe Material: Swabs are made of high-quality environmentally friendly materials, which are harmless to the human body. Please don't put cotton swabs in your mouth! Specification: Product Size: 18*16.5*8cm Product Weight: 50g Scope of application: Toys, woodworking, tableware, jewelry, bathtub glaze, pottery, antiques, plumbing, etc. Include：    30pcs* Lead Test Swabs