Tethered, aerial/underwater drones
These drones are powered and controlled from a ground power source via a tether. High-voltage tether transmission of 500V to 800V enables longer and thinner cables,
[align=left][size=4][font=微软雅黑]The list of moderators who received rewards in November 2018 is as follows:[/font][/size][/align][size=4] [/size][size=4] [/size][align=left][size=4][color=#ff0000]Moder