The Firefly is $149.99 today
Preview text: Your subscriber 40% off every red light and UV device. Three labs tested. Spectrometer…

Using this email in an article? Credit: EMR-Tek email via They Sent It, with a link to this page. Full-size image
- Subject
- The Firefly is $149.99 today
- Preview text
- Your subscriber 40% off every red light and UV device. Three labs tested. Spectrometer…
- From
- info@
emr-tek.com - Brand
- EMR-Tek
- ESP
- Klaviyo
- Sent
- Fri Aug 28, 2026, 11:11 AM ET
- Sent to
- emr-tek.com
- Size
- 141 KB
- Images
- 2
- Links
- 3, 1 of them buttons
- Subject length
- 28 characters
Against EMR-Tek's usual
Sent in its busiest hour, 11 AM, which holds 25% of its emails. The subject is 28 characters; its average is 41.
Email headers
What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.
- From
- EMR-TEK <[email protected]>
- Subject
- The Firefly is $149.99 today
- Date
- Fri, 28 Aug 2026 15:11:51 +0000
- Message-ID domain
- shopify.com
- Return-Path domain
- mailerxmn.emr-tek.com
- DKIM signature
- d=mailerxmn.emr-tek.com s=pdk1
- List-Unsubscribe
- Present, one-click
- Feedback-ID sender
- shopify
Servers it passed through, newest first
- by … with HTTP
Other sending headers (names only): X-Mailgun-Sid, X-Mailgun-Tag, X-Mailgun-Rewrite-Sender-Header, X-Mailgun-Suppressions-Bypass
Sent just before and after
| Aug 31, 2026 1:23 PM | I held back on this until the regulators caught up | |
| Aug 30, 2026 10:04 AM | Final Call, 40% Off | |
| Aug 29, 2026 10:02 AM | 40% Off Today | |
| Aug 28, 2026 11:11 AM | The Firefly is $149.99 today (this email) | |
| Aug 26, 2026 11:42 AM | This Review Blew Us Away | |
| Aug 25, 2026 4:49 PM | August Email Exclusive Offer Ends Soon | |
| Aug 24, 2026 11:21 AM | Don't Miss 40% Off - ENDS SOON |
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