Hi!, Good Day 

can i ask which is better?


ASICMiner Block Erupter USB 330MH/s Sapphire Miner
http://www.amazon.com/ASICMiner-Block-Erupter-USB-Sapphire/dp/B00CUJT7TO

OR

BITMAIN ANTMINER U2 2Gh/s USB Bitcoin ASIC Miner
http://www.amazon.com/BITMAIN-ANTMINER-U2-Bitcoin-Overclockable/dp/B00ITD5NV6/ref=sr_1_1?s=electronics&ie=UTF8&qid=1414834181&sr=1-1&keywords=antminer

im gonna buy 2 usb miners

i know its not profitable
just wanna try

Thanks advance
and
God Bless!!!!!