Made of high intensity , shockresistant and durable.The controller is a sine wave threemode controller with Hall brushless motor with selflearning function.The controller is a sine wave threemode controller, matched with Hall brushless motor with selflearning function.Solid metal can effectively protect the internal circuit and facilitate heat dissipation.Colour:As shown:compositePackage Contents:1 x 17A controller1 x KTBZ8 booster1 x S800 Display1 x TT090 throttle finger dialOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is + 13cm.