Philips Hue flood Lights are on sale thru alexa voice purchasing, though you can only buy 1 
There are some other smart home products available as well.
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The relevant info:
“Philips Hue White and Color Ambiance 3rd Generation BR30 60W Equivalent Dimmable LED Smart Flood Light (Newest Model, Compatible with Amazon Alexa, Apple HomeKit, and Google Assistant)”
Model 468942
Price is $36.28 through Alexa