Photo 1 of YIFAN Smart Water Heater Switch, 20A Water Heater Timer with Energy Monitoring, Manual Adjustment Countdown, Compatible with Amazon Echo and Google Home, Neutral Wire Required, 2.4GHz WiFi Only

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Photo 1 of YIFAN Smart Water Heater Switch, 20A Water Heater Timer with Energy Monitoring, Manual Adjustment Countdown, Compatible with Amazon Echo and Google Home, Neutral Wire Required, 2.4GHz WiFi OnlyPhoto 2 of YIFAN Smart Water Heater Switch, 20A Water Heater Timer with Energy Monitoring, Manual Adjustment Countdown, Compatible with Amazon Echo and Google Home, Neutral Wire Required, 2.4GHz WiFi Only