Feature: USAGE: Immerse the strip into the urine with the arrow pointing towards the urine. Take the strip out after 3 seconds and lay the strip flat on a clean, dry, non-absorbent surface (such as the mouth of the urine container). IMPORTANT:Do not allow the urine level to exceed the MAX(marker line), otherwise the test may not perform correctly. The complete reaction time of 3 minutes is required and your result should appear within 3 minutes. Do not read results after 5 minutes. PRECAUTIONS: 1. This kit is for external use only. Do not swallow. 2. Discard after use. The test strip is not for reuse. 3. Do not use test kit beyond expiration date. 4. Do not use the kit if the pouch is punctured or not well sealed. 5. Keep out of the reach of children. Packing list: 10/20/50PCS Pregnancy Test Strips Note: Transition: 1cm=10mm=0.39inch Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!