Super Extended 3800mAh Battery 2-Pack for Neato XV Series
Let Neato know new batteries are installed.After installing new batteries in your Neato the power will automatically turn on.  Next,  click on Menu >Support> New Battery to let your robot know you have replaced them.  Now, hold the power button down to shut off your Neato.  Finally, allow your robot to fully charge before turning your Neato back on for the first time.