Frame: https://www.banggood.com/ZMR250-V2-Ca...
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Electronics: https://www.banggood.com/Kingkong-For...
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Flight controller: https://www.banggood.com/BF3_1_5-Omni...
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This is my 250 Racing drone or quad build using ZMR 250 frame and KINGKONG Force 250 electronics.
This video is in HINDI language.
Hope you`ll enjoy this.