Thank you for viewing. Futaba 3-axis gyro for helicopters. Operation confirmed. Selling due to replacement. Only the gyro unit itself is included, as shown in the photos. Double-sided tape for mounting is not included. The instruction manual can be downloaded from the manufacturer's website. Please refrain from negotiating a price reduction. Operation has been confirmed, but this is a used item, so please consider purchasing only if you understand this. Type: Radio Control