Feature:      Pls note that we have sell 4s which the motor is 2207 2750KV.If you need 6s(2207 1800KV)  Pls contact us and leave the messages.If you have any questions pls contact us.   4S Motor is  2207 2750KV   6S Motor is  2207 1800KV         4 Version are optional : no RX; with XM+ RX;with R-XSR RX; with TBS NANO RX   Important:  no RX Version is Compatible with DJI Remote Controller and is recommended for beginners since you won't need to set up another receiver, but it is also optional in this BNF drone because it is NOT required in order to use the FPV system. If you don't choose to use that, you can choose a receiver option for your transmitter. and then bind to your own radio as usual.      Nazgul5 HD is a 5" size BNF (Bind-and-Fly) quadcopter with Caddx Nebula Pro Digital HD System on it. We sticked the lighter Caddx Nebula Pro on one of our new updated XL5 V5 FPV frames.   Pre-tuned and setup, everything you need is just bind-and-fly Loads of power and smooth flights guaranteed using our popular XING-E motors with long-lasting NSK bearings.   FACTORY SETUP and WIRING DIAGRAM: This BNF comes pre-built and setup with all necessary parameters to bind-and-fly. We also added a basic filter and PID tuning as well as some more software tweaks enhance the flight experience.      Specification:   5mm arm design for more durability   Easy-Swap arms   LED illuminated Logo   XING-E 2207 motors and NAZGUL 5140 props   5" version also fits 5.1" style propellers   Popular True-X configuration   TPU crash-guards   Fits both 30.5x and 20x stacks      XL5 V5 frame specs:   SucceX-E F7 45A flight stack   XING-E 2207 FPV Motor ?6S 1800kv/4S 2750kv)   Wheelbase: 240mm   Body size: 170*170mm   Propeller size: 5 inch /5.1 inch   FC pattern: 30.5*30.5/20*20 mm   FPV cam spacing: 19mm      Prebuilt and tested Quad   1x XL5 V5 Frame   1xCaddx Nebula Pro Digital HD System   1xAlbatross LHCP RP-SMA 5.8g antenna   2sets x Nazgul 5 inch 3-blades (Set of 4 - Color may vary)   1set x 20*200mm + 20*250mm Microfiber PU Leather Battery Strap (Color May Vary)      SucceX-E F7 Flight controller   MCU: STM32F405   Gyro: MPU6000   Betaflight OSD?YES   Blackbox 8MB   4X Uarts?1 2 3 6 )   8 x Dshot/Proshot/Oneshot output   8 x individual ESC power/ signal pads   1 x Group of Gnd/Vbat/M1/M2/M3/M4/Cur/TX   VTX telemetry: YES   WS2812 led Strip: YES   Beeper?YES   Input?2-6S?Max 8S?   BEC?5V/2.5A cont   Firmware target : BETAFLIGHTF4   Mounting?30.5*30.