... jin aileron (6 channels and 1 channel mix control)V tail (4 channel and 2 channel mix control)4 ... and visible hint: the battery voltage < 8.8 V, the indicator 1 second 1 shem, and beeping;8 ... .The battery voltage < 8.3 V, the indicator 0.5 seconds, and 1 flash beeping ... current: :≤160mAElectricity source: 9.6-12 VIncluding:1, WFT06X-A remote control equipment x1 7, color box x12, WFR06S ...