DEFENT
ALL-IN-ONE SAFETY DETECTION DEVICE
ALL-IN-ONE SAFETY DETECTION DEVICE
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Introducing the World's First Fentanyl Detection Device
DEFENT ONE: A groundbreaking evolution in harmful substance detection. Built around a secure, controlled testing chamber, it redefines accuracy, precision, and portability. Compact enough to fit in your pocket, it features a measured scoop and clean water reagent for near-zero error detection. At home or on the go, DEFENT ONE is more than a device — it’s a life-saving breakthrough you can hold in your hand.
EACH KIT INCLUDES:
1X DEFENT ONE SINGLE-USE DEVICE
1X CRUSH BAG • QUICK START GUIDE
Note: The DEFENT ONE is a single-use device and is only intended to help inform about the potential presence of a synthetic harmful substance. DEFENT ONE does not determine if the substance is safe to use. Please follow user instructions for the most accurate results. Manufactured in an ISO 13485 facility.



Your Lifeline for Safety
Built to Protect
Revealing a new standard in substance safety, the DEFENT ONE is designed to help you detect the presence of fentanyl with unmatched precision. Whether you’re testing powders, pills, or other substances, this advanced tool delivers fast and accurate results, empowering you to make critical decisions confidently and responsibly.
Engineered for ease of use and portability, the DEFENT ONE is perfect for use at home or on the go. It’s not just a detection device—it’s a lifeline that helps protect you and your loved ones from the hidden dangers of fentanyl contamination.

SAFETY REPORTING
Map community fentanyl hotspots safely with DEFENT's anonymous reporting tool.
Reporting ToolDEFENT ONE
TECH SPECS
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DEFENT ONE F.A.Q.
WHAT IS DEFENT ONE AND HOW DOES IT WORK?
DEFENT ONE is your pocket-sized protector. It spots hidden fentanyl in powders, pills, and liquids using top-tier detection tech. Just scoop, mix, and wait 3 minutes. Boom — results.
WHY SHOULD I TEST FOR FENTANYL?
Because it’s better to know than guess. Fentanyl is sneaky and deadly, showing up where it doesn’t belong. Testing with DEFENT ONE keeps you one step ahead of the danger.
HOW DO I USE DEFENT ONE?
SCOOPa sample.INSERTinto the device.SHAKE.PULL.PUSH. In 3 minutes, you’ll know if it’s safe or suspect. No science degree required.
WHAT CAN DEFENT ONE TEST?
Most counterfeit pills, powders, and street substances.
HOW LONG DOES IT TAKE TO GET RESULTS?
Faster than you can scroll TikTok — 3 minutes.
IS DEFENT ONE EASY TO CARRY?
Yep. It’s small, sleek, and fits in your pocket, purse, or wherever you stash your essentials. Discreet, portable, and always ready.
IS DEFENT ONE REUSABLE?
Nope. One use, one answer. This keeps every test fresh, clean, and on point. No sketchy re-dips here.
HOW DO I DISPOSE OF DEFENT ONE AFTER USING IT?
Simple — pop it back into the resealable package it came in and toss it in the trash. No mess, no stress.
HOW ACCURATE IS DEFENT ONE?
Super accurate. It’s sensitive enough to catch as little as 10ng of fentanyl — basically, if it’s there, DEFENT ONE sees it.
WHAT HAPPENS IF DEFENT ONE DETECTS FENTANYL?
If fentanyl is detected, don't panic. Carefully dispose of the device in it's original resealable packaging and discard. Head to DEFENT'sPositive Reporting Tooland anonymously report it right away. This will help those in your community be aware that fentanyl was detected in your area.
WHERE CAN I BUY DEFENT ONE?
Right here, right now. Shop online atDEFENT.comand get peace of mind shipped straight to your door. It is also available for sale on amazon.com and select retail locations.