docs: for PR #3408

ACKNOWLEDGEMENTS.md

@@ -966,3 +966,4 @@ Further device support has been made with the assistance of users. Please consid
 - [ErsinErce](https://github.com/ErsinErce) for assisting with support for Homend Royaltea kettle.
 - [anssih](https://github.com/anssih) for contributing improvements to Vevor 3.7kW EV charger.
 - [fayezvip](https://github.com/fayezvip) for assisting with support for Malmbergs NV-SWQ triple dimmer module.
+- [hugglesfox](https://github.com/hugglesfox) for contributing support for Arlec CEH243HA ceramic heater.

DEVICES.md

@@ -5,7 +5,7 @@
 - Advanced Fires 1500 electric fireplace
 - Amantii Bespoke R1-2-AP1 fireplace
 - Andersson GSH heater
-- Arlec 2200W and 2400W panel heaters
+- Arlec 2200W and 2400W panel heaters, CEH243HA ceramic heater
 - Atomi AT1632/AT1635 ceramic heaters
 - Betterlife BT1500 IR heater
 - Blumfeldt/Klarstein Cosmic Beam Smart 24 infrared radiant heater