Upgrade Your Home & Workspace 💡
Preview text: Sunlight-Quality Lighting for Focus & Energy

Using this email in an article? Credit: Prometheus Lights email via They Sent It, with a link to this page. Full-size image
- Subject
- Upgrade Your Home & Workspace 💡
- Preview text
- Sunlight-Quality Lighting for Focus & Energy
- From
- info@
darksucks.com - Brand
- Prometheus Lights
- ESP
- Klaviyo
- Sent
- Tue Sep 1, 2026, 3:31 PM ET
- Sent to
- darksucks.com
- Size
- 76 KB
- Images
- 17
- Links
- 27, 4 of them buttons
- Subject length
- 31 characters
Against Prometheus Lights's usual
Sent in its busiest hour, 3 PM, which holds 28% of its emails. The subject is 31 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
- Prometheus Lights <[email protected]>
- Subject
- Upgrade Your Home & Workspace 💡
- Date
- Tue, 01 Sep 2026 19:31:15 +0000
- Message-ID domain
- klaviyomail.com
- Return-Path domain
- k3.send.darksucks.com
- DKIM signature
- d=shared.klaviyomail.com s=def1; d=send.darksucks.com s=mtd1
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- from (unnamed) by kmta-mta-green-….servers.clovesoftware.com with SMTP
Other sending headers (names only): X-Mailer-Info-Extra2, X-Mailer-Info, X-Mailer-Info-Extra, X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse
Sent just before and after
| Sep 10, 2026 3:30 PM | Legal Tritium is back. (And yes, it’s $25 off). | |
| Sep 8, 2026 9:22 AM | Welcome to Prometheus Lights & Foursevens | |
| Sep 2, 2026 5:01 PM | It's your turn to talk. Let's hear it. | |
| Sep 1, 2026 3:31 PM | Upgrade Your Home & Workspace 💡 (this email) | |
| Aug 31, 2026 1:01 PM | Started Something New...😉 | |
| Aug 29, 2026 1:11 PM | Our most popular flashlight (by far) | |
| Aug 27, 2026 1:08 PM | Flashlight hacks to impress your friends |
More from Prometheus Lights
All Prometheus Lights emailsThe Sigma Ultem Pre-Order is Live. Don't sleep...
Nov 5, 2026 3:30 PM
Sigma Ultem Returns. Plus Some SE Fades You Have to See
Nov 4, 2026 1:50 PM
The Holiday Sale Is Live. Six Lights. Better Prices. 🏷️
Nov 2, 2026 4:00 PM
The Clock's Ticking on Helix, Alpha & Delta. ⏰
Oct 30, 2026 12:09 PM
Helix Keychain Fob Pre-Order Is LIVE 🔑
Oct 29, 2026 3:00 PM
Oct 28, 2026 9:03 AM
Something Small Is Coming Thursday. (details inside)
Oct 27, 2026 6:01 PM
A Flashlight Worth Every Penny 🔦
Oct 26, 2026 11:00 AM
Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Sep 1, 2026.









