How do you you change a battery in a sentry V360 wall safe?

This is from the Sentry Web Site:

How do I insert the batteries on my standard electronic lock?

To power the lock, four alkaline AA batteries, are required.

To install batteries:

· slide open the battery cover located just below the keypad.

· Insert a paper clip or pen point into the small hole in the cover.

· Push in while sliding cover to the right.

· Disconnect and remove the battery holder.

· Insert the 4-batteries as indicated.

· reconnect the connector and put back the battery holder.

· Slide the cover back in place.