LIFX String
The LIFX String is Matter certified (certificate CSA25C16MAT47976-24, certified Oct 17, 2025). A certified Matter device can be added to any Matter controller whose app supports its device type, such as Apple Home, Google Home, Alexa, SmartThings or Home Assistant; features vary by app. The maker hasn’t named platforms on a page we hold. We have no verified store link for it yet.
Certificate data as of . Set-up steps and sources: Apple Home · Google Home · Alexa · SmartThings · Home Assistant
CSA Matter certified (certificate CSA25C16MAT47976-24).
At a glance: Matter certified: Yes, Oct 17, 2025 · Connectivity: Wi-Fi
- Works with
- Matter certified as an extended color light on the CSA’s certification ledger and as a color dimmer switch on the CSA’s product page, so it can work with Matter apps such as Apple Home, Google Home, Alexa and SmartThings when the app supports its device type; supported features vary by app. The maker hasn’t named platforms on a page we hold.
- CSA certificate
- CSA25C16MAT47976-24, certified Oct 17, 2025
No US store link yet
We link to a store only after its listing matches this exact model, region and package.
Shop lighting you can buy now →CSA Matter Certified
Certificate: CSA25C16MAT47976-24Matter 1.3 certificate
Its certificate, CSA25C16MAT47976-24, is for Matter 1.3, certified Oct 17, 2025. The Matter version is the specification version on the certificate's ledger record.
Source: CSA Distributed Compliance Ledger, read Oct 19, 2026.
What Matter 1.3 added, and which devices use it →Certified software versions
The CSA ledger lists 6 certified software versions for the device on certificate CSA25C16MAT47976-24. The most recent is software 4.145, certified Sep 16, 2026, for Matter 1.3. The certificate this page shows covers software 4.122, certified Oct 17, 2025, for Matter 1.3.
- Software 4.145 · certified Sep 16, 2026 · Matter 1.3 · CSA264SFMAT55615-24
- Software 4.200 · certified Jun 11, 2026 · Matter 1.4.2 · CSA263SLMAT54325-24
- Software 4.123 · certified Jan 6, 2026 · Matter 1.3 · CSA2601GMAT49460-24
- Software 4.122 · certified Oct 17, 2025 · Matter 1.3 · CSA25C16MAT47976-24 · this page's certificate
- Software 4.110 · certified Feb 5, 2025 · Matter 1.3 · CSA250B0MAT45058-24
- Software 4.04 · certified Mar 13, 2024 · Matter 1.1 · CSA2417DMAT43056-24
Certification covers each software version listed. It does not establish the software on a unit you buy.
Source: CSA Distributed Compliance Ledger, device record (vendor ID 5155, product ID 203), read Oct 26, 2026.
LIFX String is a smart string light that connects over Wi-Fi. It is CSA Matter certified (certificate CSA25C16MAT47976-24).
Specifications
- Brand
- LIFX
- Category
- Lighting
- Protocols
- Wi-Fi
- Certificate ID
- CSA25C16MAT47976-24
- Certificate holder
- Feit Electric Company, Inc.
- Certified
- Oct 17, 2025
- Firmware
- 4.122
Ecosystem compatibility
Quick answers
- Is the LIFX String Matter certified?
- Yes. MatterCatalog matches it to CSA Matter certificate CSA25C16MAT47976-24, certified Oct 17, 2025.
- Does the LIFX String work with Apple Home or HomeKit?
- Likely. It is Matter certified (certificate CSA25C16MAT47976-24), so any Matter controller whose app supports its device type can add it. The maker hasn’t named Apple Home on a page we hold. Apple says an iPhone using iOS 18 or later can add Matter accessories to the Home app without a home hub. Apple’s Matter page lists switches among the accessory types the Home app supports.
- Does the LIFX String work with Google Home?
- Likely. It is Matter certified (certificate CSA25C16MAT47976-24), so any Matter controller whose app supports its device type can add it. The maker hasn’t named Google Home on a page we hold. Google says you need a Matter-enabled hub device set up on your home wireless network before you can add Matter devices to Google Home.
- Does the LIFX String work with Alexa?
- Likely. It is Matter certified (certificate CSA25C16MAT47976-24), so any Matter controller whose app supports its device type can add it. The maker hasn’t named Alexa on a page we hold. Alexa needs a Matter-compatible Echo; Amazon says its Echo devices support “a subset of Matter 1.5 and lower device types”, so check that yours does.
- Does the LIFX String work with Samsung SmartThings?
- Likely. It is Matter certified (certificate CSA25C16MAT47976-24), so any Matter controller whose app supports its device type can add it. The maker hasn’t named SmartThings on a page we hold. SmartThings adds Matter devices through the SmartThings app and a Matter controller.
- Does the LIFX String work with Home Assistant?
- Likely. It is Matter certified (certificate CSA25C16MAT47976-24), so any Matter controller whose app supports its device type can add it. The maker hasn’t named Home Assistant on a page we hold. Home Assistant says: “Adding a new Matter device only works in the Home Assistant Companion app.”
- Does the LIFX String need a hub or a Thread border router?
- It depends on the network it uses, which this record does not state without ambiguity. A Thread device needs a Thread border router; a Wi-Fi device does not. Either needs your platform’s Matter controller.
- When was the LIFX String Matter certified?
- The CSA certified it on Oct 17, 2025 (certificate CSA25C16MAT47976-24). That is its certification date, not a retail release date, which MatterCatalog does not state.
From this product’s catalog record, not hands-on testing. Editorial policy
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