|MAESTRO Series Multi-Location Smart Remote Companion Dimmer for ALL Maestro Series Dimmers. For multi-location dimming, use up to nine Smart Remotes with only one of the following Maestro multi-location dimmers: MA-600-, MA-1000-, MAELV-600-, MALV-600-, or MALV-1000-.Features frequency compensation and customizable delayed fade to off. Can control up to Ten (10) dimmers. Will work on 120v and 12v Dimmers. Available colors are White, Black, Gray, Ivory, Light Almond, Almond and Brown. Manufactured by Lutron, The highest quality dimmer you can buy! UL and SA Approved.