![Braava 300 series has a solid red Navigation System Indicator accompanied by 3 beeps when Sweep or Mop is pressed. Braava 300 series has a solid red Navigation System Indicator accompanied by 3 beeps when Sweep or Mop is pressed.](https://www.irobotweb.com/support-content/braava/300/ui/nsi.jpg)
Braava 300 series has a solid red Navigation System Indicator accompanied by 3 beeps when Sweep or Mop is pressed.
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Amazon.com - iRobot Braava Authentic Replacement Parts - Braava 300 Series Northstar Navigation Cube
![Amazon.com - iRobot Braava Authentic Replacement Parts - Braava 300 Series Northstar Navigation Cube Amazon.com - iRobot Braava Authentic Replacement Parts - Braava 300 Series Northstar Navigation Cube](https://m.media-amazon.com/images/I/61LnvvHRMlL.jpg)
Amazon.com - iRobot Braava Authentic Replacement Parts - Braava 300 Series Northstar Navigation Cube
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Amazon.com - iRobot Braava Authentic Replacement Parts - Braava 300 Series Microfiber Mopping Cloths, Accessories (3-Pack)
![Amazon.com - iRobot Braava Authentic Replacement Parts - Braava 300 Series Northstar Navigation Cube Amazon.com - iRobot Braava Authentic Replacement Parts - Braava 300 Series Northstar Navigation Cube](https://m.media-amazon.com/images/I/71Z2D7uVxaL._AC_UF894,1000_QL80_.jpg)
Amazon.com - iRobot Braava Authentic Replacement Parts - Braava 300 Series Northstar Navigation Cube
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