TomTop offers this Wifi Switch Wireless Smart Breaker with Remote Voice Control 2-Pack for $12.99 with free shipping. That's $14 off list and the lowest price we could find. It supports voice control via smartphone to remotely turn on/off connected appliances.

Note: The countdown timer on the product page does not reflect an actual expiration time and resets daily. Also, this item ships from China and may take up to four weeks to arrive.