Good morning, quadcopter 101, here what I got for you today is a review of the new syma x5 HW. Now the same x5 HW is an upgrade to the syma x5c, see my x5 s S series with altitude hold it incorporates altitude hold in this quadcopter. This is the first of the seem as I believe, to be released. That includes that ability now, what is altitude hold altitude hold includes a little barometer inside here that senses air pressure and with that it can automatically maintain altitude. You set the altitude for the quadcopter and then […]