Hi Alan,
I got my footswitch on EBay (https://www.ebay.co.uk/sch/i.html?_from ... h&_sacat=0)
I have been using it since I received (August 2017) and have had no problems. The seller was ZHIPENG WANG (
[email protected]) and it was £6..89 (inc P & P).
I got some help from the guys on this...