DJI 2212 920kv CW Brushless Motor for F330 F450 F550 Quadcopter Hexa self lockingModel: MX2212 Brushless Motor self lockingKV value: KV 920Motor size: 28mm*24mmStator size: 22mm*12mmDirection: CW Forward (Black cap) Supports lithium battery: 3S-4S LIPOAdapt to the paddle: The DJI series recommends the use of the 9443 carbon fiber paddle trefoil paddle two- leaf paddle and white self-locking paddle. The F450 F550 is recommended for use with the 9443 paddle.Package content:1pcs CW 2212 920KV motor