Power: 2 x 1.5AAA Batteries(Not included).

When you turn on your projector for the first time, you'll see a page titled "Remote Control Connection." Just follow the on-screen instructions to pair your remote with the projector. We've also listed the steps below: 
1. Hold the remote near your projector.
2. On the remote, press the OK and Volume - keys together for about 10 seconds, then release.