Hello, Mark - We're sorry to see that this power source fell below expectations! This power source is designed for charging mobile devices and the like while on the go, and the activate button will power the unit off automatically after 8 hours of charging to conserve the life of your battery. Would you mind sending us an email at Reviews@RIDGIDmail.com? We'd be happy to speak with you to see if there's anything we can do to improve your experience.