Amazon has the Chamberlain MyQ Smart Garage Hub (MYQ-G0301) for $30 with free shipping. List price: $50. Compatible with most brands of garage door Openers made after 1993 that have standard safety sensors. #1 Best Seller in Garage Door Keypads & Remotes. Walmart sells it for the same price.
Has average Amazon Reviews.
Amazon has the Meross Smart WiFi Garage Door Opener Remote w/ App Control (Black, Alexa/Google) for $49 - $20 off coupon (Clip extra savings coupon applied at checkout) = $29 with free shipping. It comes with a high sensitivity sensor which monitors the status of garage door more accurate and the signal stays stable.
Has good Amazon Reviews.
Walmart has the Apple Watch Series 5 40mm GPS Sport Smartwatch ( several colors, MWV82LL/A) for $384 with free shipping. Features GPS, always-on retina display, 30% larger screen (vs Series 4), electrical and optical heart sensors, built-in compass, emergency SOS and fall detection, ECG app.
Amazon has the Introducing Echo Show 8 - HD 8" smart display with Alexa for $100 with free shipping. Features 8" 1280x800p screen, stereo sound, video calling and messaging, sliding camera shutter, access movie trailers, TV shows, movies, news, radio stations, podcasts, and audiobooks via Alexa.