Thanks for posting in the Roku Community!
We apologize to hear that you're having this experience. Can you please provide us with additional information about the issue you are experiencing? How long does the battery last? Have you also tried to remove and reinsert the batteries if this helps resolve the issue? Check the steps on this link to get your remote back up and running: http://go.roku.com/remotehelp
Please keep us posted and we'll continue assisting you from there!