iSuper iRainbow?

Has anyone seen or tried these zigbee controlled color changing leds? Will they work with smartthings?

http://www.amazon.com/iSuper-iRainbow001-Lighting-Automation-Android/dp/B00GTCF436/ref=sr_1_16?ie=UTF8&qid=1410022488&sr=8-16&keywords=philips+hue

Looks like a much cheaper alternative to hue (prob not as good) - could be great for lamps where light output isn’t as crucial.