Indoor 3-channel radio-controlled helicopter equipped with a gyro sensor. - Brand: GYROBEE - Model Name: GYROBEE - Sensor: Gyro sensor equipped - Usage: Indoor Thank you for viewing. I don't know the details as it was in my parents' storage. The box shows signs of being opened, but the contents are new. Also, to prevent switching, refunds and returns are not accepted. Thank you for your understanding. No claims accepted.