If the light on the battery charger is red, it means you need to unplug it quickly because there is a problem.

If the light on the battery charger is blinking green, it means there is an over temperature fault.

It is NOT okay to remove the battery from the robot brain if the robot brain is on.

It really doesn't matter if you leave the battery in the battery holder on the robot's brain when you are finished for the day. It will not run the battery down.

There is only one way to charge the remote and that is with the USB cable.

It is NOT a good idea to remove the radio from either the robot brain or the remote.

The robot brain and controller must be paired using a tether cable to enable wireless communication.

Smart device ports are located on the sides of the robot brain.

To turn the robot brain off, you need to hold down the check button.

If the light on both the robot brain and the controller are blinking green, it means the battery is charged and there is a good radio link between them.

To update the firmware on the robot brain, it must be tethered to the controller and not a computer.