Video at Amazon.com view as little attention received birthday, I was quite taken with the device. It performs work for my needs satisfactorily. What I did not like: Whole 4 AA batteries required for the device, and thus runs acc.Manufacturer "up to 90min" - what does that mean in practice.? Realistic half an hour with full power.
For this reason, I have subjected the unit to a modification and equipped with a USB cable. This makes it runs in conjunction with a standard USB plug at each outlet permanently - or at the computer via USB)