We apologize in advance for any damage to your order(s). For defective or damaged items, please reach out to support@knowsmoke.com and we’ll ship you a replacement immediately.

Visa, MasterCard, American Express, Discover, and PayPal. We unfortunately cannot accept cash, Apple Pay, Amazon Pay, checks, money orders, Bitcoin, or other crypto currencies.

Yes. You have 30 days to return your order for a full refund if the product is unused and still in its original packaging. 

No, we only distribute Knowsmoke products in the United States. 

Like most common products containing LFIAs (lateral flow immunoassays), a.k.a. rapid tests, it is recommended to keep them away from moisture, excessive light, and temperatures below 36°F and above 86°F. Because Ion is sensitive to tobacco products and tobacco-specific smoke particles, it is important to keep it away from active smoking as well. If you believe your order(s) has been compromised due to exposure to temperatures below 36°F or above 86°F, please contact support@knowsmoke.com and we’ll ship you a replacement immediately with special shipping instructions. Additional question for FAQs, not related to shipping or billing.