Check the listing for details. (10 Pack) 1 Panel Dip Instant Drug Test FEN/FENTANYL CLIA & FDA APPROVED. Color: White, Condition: New. Listed at 19.99 USD. *Free Shipping on all listings* Features: - Rapid Single Panel Drug Test Kit who Detects FENTANYL - Pack of 10 (Collection cup not included) - Perfect for screening: Employees / Adolescents / Rehab Center / Educational Institutions / Sober Living - 99% Accuracy Rate * Simple 2-step Process - Clear and easy to interpret: 2 red lines indicate negative results, while 1 red line indicates positive Instructions: 1) Take the test device out of the foil pouch, 2) Remove the cap from the device, 3) Dip the absorbent tip into the urine sample for 5/10 seconds, ensuring the urine doesn't touch the plastic, 4) Put the cap back on the absorbent tip and place the device flat on a clean, non-absorbent surface, 5) Wait 5 minutes before checking the results. Kay Scientific Policies: Free shipping The product will be sent within 1-Business Day after payment is received. If your item hasn't arrived by the expected date, kindly allow an extra 2-3 business days for potential postal delays or technical complications. If it's delayed further, contact us through "Contact Seller" and choose your query type. We'll promptly address and resolve any issues. Return Policies: Customers are eligible for returns within 30 days of receiving the item & returns are only accepted under specific circumstances, including: 1) Arrival of a damaged item, 2) Item not matching the listing description,3) Buyer receiving the wrong item.