Amazon.com offers Select Amazon Accounts: TP-Link HS110 Kasa Smart WiFi Plug w/ Energy Monitoring on sale for $15.99 - Extra $3.20 off w/ promo code SMARTHOME20 (apply in cart) = $12.79. Shipping is free with Prime or if you spend $25 or more. Thanks JosiahFam
Note, terms/conditions required for this offer/promo is listed below.
Product must be sold/shipped by Amazon.com
Offer is exclusive to owners of the Echo Family and/or 3rd Party Alexa-Enabled Devices
Customers who have purchase the $10 Wemo Plug Promo Offer from January 1, 2018 and July 31, 2018 do not qualify