If you are buying your first flying drone, you will want to read this book to learn all about them. This book will give you the hidden facts about RC helicopters. It covers how RC helicopters came into existence, the different types of RC helicopters, GPS and cameras, rules and regulations associated with the flying of RC helicopters, and their controls.
©2014 John (P)2015 John
sounds like Chinese directly translated to English by a website and very poorly read. you will get better information by simply reading the box or description of a drone .
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