Two!? Haha how thoughtfulIf you sprinkle pack and still have too much restriction I would advise using 2xWS at once as this fixed that one little gripe for me.
All you need is an extra WS and these,
1X(DC 1 Female to 2 Male Power Splitter Cable. DC Power Plug with plastic construction and strain relief. Cable Length : 39cm / 15. ).www.ebay.com.au