Features

<p>Instant results</p>

Instant results

Detect nicotine residue from indoor tobacco smoke or vapor in minutes. No lab testing required.

<p>Accurate & Safe</p>

Accurate & Safe

With 99% accuracy, our solution provides reliable results without harsh chemicals or hazardous materials, guaranteeing safety during use.

<p>Portable & Simple</p>

Portable & Simple

Requires minimal assembly and is ideal for discreet, on-the-go testing.

Knowsmoke is the #1 trusted surface nicotine testing brand, distributed by the most reputable retailers in the world.

Knowsmoke is a clean air company.

Our mission is to establish a universal standard for residual smoke detection in all shared, indoor spaces, using accessible, research-backed testing solutions. Trusted by thousands of customers every day, Knowsmoke products empower efforts to maintain smoke-free environments worldwide.
About Knowsmoke

Enhance rental inspections and reduce indoor smoking incidents.

Save money when you buy in bulk. Save time with instant results.
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