The student removes the batteries from the base.
text: Okay.
text: I have to push this to take it out?
text: Pull it up.
text: Pull it up.
text: It seems quite stucked.
text: You have to press the button.
text: Oh, press it.
text: Press it, yeah.
text: Okay, batteries are removed.
text: put them in the box.
text: Yeah