Watch the product video here: http://www.youtube.com/watch?v=o82buWfITPI&feature=youtu.be This is a WIFI Relay remote control kit. Including 1x 4 Channel USB/Wireless Relay Module 1x Wifly WIFI Wireless module 1x Xbee USB adapter 1x Mini usb cable You can easily control this relay module by your computer using WIFI. USB/Wireless Relay module Description:
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