By theimacman Link to purchase from SoCalHobbies.com:
RTF ($30) – http://socalhobbies.com/u840?tracking=5485d95e8c1c5
10% off code: ryanrc
eBay – http://www.ebay.com/itm/331427209464
The U840 is a nice little nano quadcopter with a swappable battery (and it comes with two!), and a cool storage case.
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