Features：1， channels number: 3 channels;2， high-frequency mode: GFSK;3， high-frequency modulation: PPM;4. Frequency: 2.4G;5， power supply: 5V DC (1.5V AAA * 4)6， Weight: 8g;7， the antenna length: 180mm;8， Size: 35.5 * 22 * ​​13mm;9， color: black;10. Certification: CE， FCC， RoHS;Operation of the frequency on the receiver:1， turn off the controller and receiver2， interpolate the line to frequency receiver ch3， open receiver power， receiver lights flash3， press bind keys (big wheel above the minimum)， open controlled power4， receiver light does not flash， indicating that it has paired5， off the receiver， put down the co-pilot line for on ch36， off controller7， then open control， open receiversNote:FS-GR3C， we need to remind that this receiver without power to prevent reverse function， please pay special.Attention to the positive and negative direction when in use， do not because of lack of attention and lead to burn receiver.How to set runaway protection:1 Under the state of receiver and the remote control are power on， preset a signal to the throttle positionIf you want the receiver output neutral signal when out of control， they do not touch the throttle plate machine;If you want to set the brakes when out of control， you can push the trigger forward to not release the brake position2 Press a small button next to receiver LED hole ， last about 5 seconds， LED flashes indicates success， then release the trigger.How to confirm the failsafe will work? This is more simple， direct turn off the transmitter， observe whether the receiver output signal is the throttle position you set or not!Package included:1 x The Standard FS-GR3C GT2B GT2 GT3B GT3C 2.4Ghz 3-Channel Receiver for Rc Car Auto Boat Black