Instructions for use 1, Please install ANT (must be DONE) before debugging or testing VTX（and OSD）, or lead to VTX not working properly. 2, Please use proper tools to install FlyTower .It is easy to damage the PCB components by using sharp tools. (warning: Bear in mind that screws do not install too tight between every layer, so as not to destroy the PCB and electronic components). 3,When debugging and testing flight control Please remove all the propeller; Try not to test indoors, So as not to cause safety accidents. Install the propeller before a test flight, please check again. 4,Please check and adjust ESC plate welding, thus brings all the losses and problems, or you should face the consequences. 5,Please do not fly your drone near the crowd, for all the losses from the crashed aircraft, you should face the consequences. 6,For your safety, please do not use more than 4s battery, Using more than 4s battery would cause safety risk, we will not undertake any responsibility. 7, Before power on, please check the positive and negative pole again to make sure whether there is a short circuit .( you also have to check that whether there is a short circuit between your motor cables and you drone's body). 8,Please use original screws and fixings to install FlyTower. Package included: 1 x 4 in 1 40A ESC BLHeli_S 1 x F3 flight controller & 48CH VTX
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