Used this in a Google search: description: “Alert me of power loss using motion detector’s change from wired-power to battery-power. SmartThings hub and internet connection must be working! You can connect the hub and internet connection device (e.g. modem, router, etc.) to a battery backup power strip so that the motion detector and detect the loss and the hub and router will still have enough power to get the message out before they fail as well.”