3-Pack TP-LINK Kasa Smart WiFi Light Switch $38 at Amazon
Amazon has the 3-Pack TP-LINK HS200 Kasa Smart WiFi Light Switch (HS200P3) for $45 - 15% off coupon
(check "Apply coupon" box) =
$38 with free shipping.
Amazon Prime credit card holders can get additional 15% back with purchase.
No hub required; works with Alexa.
Original Source of Info