Alexa Routines can now control Amazon Fire TVs to automate TV power, content, and apps | AFTVnews
LaView Smart White Noise Machine,App Control Sleep Sound Machine Night Light 25 Relaxing Sounds and 8 Rhythm Modes,Sunrise Wake Up Light,Smart Alarm Clock for Kid/Adult,Work with Alexa : Health & Household
How to use Alexa sleep sounds and timers to get a better night's rest
Amazon Alexa Sleep Timer in den Routinen
Sleep timer is now built into music actions for routines : r/amazonecho