How long does my LUMATIV E5 Snapback battery last? Nicole August 25, 2014 17:39 Follow The LUMATIV E5 battery can last up to 30 hours. It varies based on the color and mode being used. Related articles My control switch is not working anymore, what should I do? How can I turn my Snapback off? I lost my user manual, how can I get another? Comments 0 comments Please sign in to leave a comment.