Petzl E03 050 Headlamp Battery Replacement

Remove the back cover of the battery housing (found behind the mount assembly) by pulling the small tab on the bottom right corner.

Remove the old batteries by pulling outward the positive end of each battery.

Insert the new batteries by inserting the negative end of the battery into the negative side of the battery compartment and pushing the positive end of the battery into the positive side of battery compartment.

Reattach the back cover of the battery housing by pushing in the bottom half and then pressing the rest of the cover into place.