Home Smart Home TP-LINK HS100 WiFi Smart Plug (Echo Compatible) $19.99 Smart Home TP-LINK HS100 WiFi Smart Plug (Echo Compatible) $19.99 By ARCOM - 7 January 2018 229 0 SHARE Facebook Twitter Go to the deal page: TP-LINK HS100 WiFi Smart Plug (Echo Compatible) $19.99