Moen 163712 Triad AC Power Adapter for Motionsense;

The Moen Triad AC Power Adapter for MotionSense allows you to connect your MotionSense faucet directly to a power outlet so it remains functional at all times. This AC Power Adapter can be used instead of the battery pack for the 7594E Series of MotionSense faucets to ensure it is always connected to a reliable power source. The Moen Triad AC Power Adapter installs easily by plugging into the control box of your MotionSense faucet and into a nearby AC power outlet.