Bought this so I could move my mg10xu desk from my studio space to a live environment and keep a power adaptor wired in without the faff. Works exactly as expected and is all original equipment. As far as cons are concerned - a little on the pricey side for what is just a power supply. Also if it had a UK plug without the need for a bulky adaptor (which Thomann kindly supply) that would make it even better.