Flip the Braven BRV-X upside down so you are facing the bottom side.

With the H1.5 Head Screwdriver, unscrew the four screws.

All screws on this device can be stripped easily. Hold your screwdriver with the thumb on top and swivel with the opposite hand's thumb and index finger.

Using the #0 Phillips screwdriver, unscrew the four screws on the four corners of the bottom side.

Gently remove the outer casing, which should reveal the inner shell.