Name: Lead Swab Test Specifications And Models: 30 Pieces/tube Shelf Life: 2 Years Test Time: 60 Seconds Scope Of Application: Suitable For Substance Lead Inspection Specifications: 1. Fast Results, Dont Worry, Dont Guess, In Seconds Youll Know If You Need Lead Safety Measures 2. Easy To Use, Step 1: Wet The Tip Of A Cotton Swab With Water And Shake Off Excess Liquid, Step 2: Immediately After The Tip Of The Swab Reaches Mustard Yellow, Rub The Surface With The Swab For 30 Seconds, Step 3: Test For Lead Swabs Are Color Matched To Top Or Bottom For Results 3. Easily Distinguishable Results, After Rubbing The Painted Surface, Red/purple/pink Means Lead Is Detected, Yellow Means Lead Is Not Detected 4. Multiple Uses, The Lead Detection Swab Is Used For Wood, Metal, Drywall Plaster. This Means That Only One Test Is Required To Reliably Determine The Presence Of Regulated Lead Paint On Most Surfaces 5. Safe Material, The Swab Is Made Of High-quality Environmental Protection Material, Which Is Harmless To Human Body. Please Dont Put The Swab In Your Mouth Package Included: 1/2/3 bottle * lead detection strip