This curtain opener is compatible with a whole range of different curtain tracks. Available in various styles & bundles. Price drops from $89.99 to $67.50 when you apply the coupon code "25CURTAIN3" at checkout. Shipping is free. 

This button pusher is compatible with Alexa, Google Home, HomePod, and IFTTT(Hub Mini required) It has 600 day-long battery life. Price drops from $29 to $15.37 when you add the code "BOTITF47" during checkout. Spend $19+ to receive free shipping. Otherwise, it adds $9.99.