6.99 free shipping from china. Good for diy wave action, lets you switch ac power safely with a diy controller.
http://www.ebay.com/itm/ws/eBayISAPI.dll?ViewItem&item=300634750626#ht_2673wt_1084
http://www.ebay.com/itm/ws/eBayISAPI.dll?ViewItem&item=300634750626#ht_2673wt_1084