This item was made by DASA Corporation of Andover, MA USA part # 30246. This unit is for indoor use only. Input is 240VAC 50/60Hz and the output is 9.8VAC at 550mA or 15.3VAC at 150mA. The unit is 50mm long by 48mm wide by 43mm thick. This has a European plug, so if you are using this in the United States you will need to get a European to US adapter. The other end has a 4 pin female connector. It is 16mm long by 10mm wide by 7mm thick. The cord is 6 feet long.
