Please add support for LED Light Strip KL420H5
### Current Situation

Thanks for the great work on this plugin! The KL430 is supported but the controls on the KL420H5 do not seem to work. Thanks for adding it!

### Proposed Change

Thanks for the great work on this plugin! The KL430 is supported but the controls on the KL420H5 do not seem to work. Thanks for adding it!