Matter certified: Yes. CSA certificate CSA251DEMAT45360-24, certified Apr 7, 2025. We have no verified store link for it yet. Certificate data: CSA ledger read .
- Works with
- Matter certified as a dimmable light, 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.
Updated : the last change to this page’s certification, platform or store facts.
Is the Homewell W4WSR-250 sold in the US?
MatterCatalog has no US store link for this exact model yet. Its CSA Matter certificate, CSA251DEMAT45360-24, is dated Apr 7, 2025. Certification alone does not mean it is sold in the US.
What you can do
- Certified lighting sold in the US: Govee Outdoor UpDown Wall Light, HALO Dual Zone 6 in. Smart Wi-Fi Canless Downlight by Signify, Nanoleaf Essentials Smart Recessed Downlight 4 Pack
We link a US store only after its listing matches this exact model. We check only stores our rules let us read, so a store we could not check may still sell it.
Certification record
A Matter certification on file for this model. There is no product photo or store link for it yet.
- Certificate ID
- CSA251DEMAT45360-24
- Certified
- Apr 7, 2025
- Maker
- Homewell
- Device type
- Lighting
- Connection
- Wi-Fi
- Model
- W4WSR-250
- Firmware
- 1
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 →Matter 1.2 certificate
Its certificate, CSA251DEMAT45360-24, is for Matter 1.2, certified Apr 7, 2025. The Matter version is the specification version on the certificate's ledger record.
Source: CSA Distributed Compliance Ledger, read Nov 10, 2026.
What Matter 1.2 added, and which devices use it →Homewell W4WSR-250 is a smart light. It is listed as connecting over Wi-Fi. It is CSA Matter certified (April 7, 2025), 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.
Ecosystem compatibility
Unverified: listed in its catalog record, not confirmed by the maker; check exact controller support.
Lighting you can buy
Products in this category with a photo and a verified store link.
Best Matter Smart Lights 2026
Buying guide to Matter smart bulbs, strips, and fixtures, compared from specifications and certification records.
Read the full buying guide →
More Matter lights
All 473 Matter lights sold in the US →All Homewell Matter devices →
Other Matter lights in the catalog
Each with its Matter network, certificate status and US store status.
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- DomoPlus Smart BulbWi-Fi · CSA certificate on file · no US store link yet
- WiZ outdoor LED luminaire – Full colorWi-Fi · CSA certificate on file · US store link
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