The major flaw HOWEVER, est que la internal switch mechanism Seems to be of poor quality and After A Few month of daily use, stays in position is ALTHOUGH the device is turned off. You May-have is to tap in order to Slightly release the sticky internal switch.
I Bought the IR aussi equivalent product (AES2) That I Had to return After just two days for the same reason. It's created a faulty switch flickery 220v supply qui Was an Obvious hazard to my flat screen tv and surrounding devices.