Range from the cheapest installation of smart lighting £34 (Atlas Electrical based in RM11) to the dearest installation of smart lighting £154 (SRG-Sergio based in rm5).
Comparing electricians estimates for upgrading to smart lighting gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to install smart lighting in RM2 by posting a job with HaMuch and we will send it to electricians in RM2.