What do you think this Drone Voltage Tester with Low Voltage Beeper Warning video?
In seconds you can add a cheap low voltage tester/beeper to many quadcopters. These cheap portable voltage testers are also invaluable in testing battery voltage before and after a flight. Buy it here http://amzn.to/2wqSliG
Affiliate links: At no cost to you, I do receive a small commission for sales resulting from these links.
This video along with every video of the Quadcopter 101 channel was produced and edited with VSDC Free Video Editor. You may download this excellent, and no kidding “free” video editor here http://www.videosoftdev.com/free-video-editor
“Awel” by stefsax
is licensed under a Creative Commons license:
music was shortened to fit length of video.
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