SmarTech 4 CH RC Helicopter - Help File
  
Before you connect the battery to your helicopter. Make sure you have pull the control from the right side of the Remote Controller to the bottom (as shown in the images below)
Fine Tune Your Helicopter:
1. Remote Controller

If the helicopter go to right, left, upward, or backward when you try to fly. You can try to adjust the Remote Controller to adjust the helicopter to fly properly. There are 4 switches on the Remote Controller, which allows you to tune the helicopter to fly properly.
2. Servos

If the helicopter still not flying properly after you tried to adjusted Remote Controller (fly to left, right, upward, or backward etc..). Then you need to adjust the servos (marked by the red squares).
In order for the helicopter to fly up high, the screws which connect the main blades to the helicopter should be a little loosen, not tight.
 
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