64channel Qf2611-4500kv 5-blade 3s Brushless Outrunner Motor Duct Fan Plastic The product is shipped based on the color or size of the main image of the product page. Features: Safety arming feature: Regardless the throttle stick position, the motor will not spin after battery connected. Throttle calibration funtion: Throttle range can be calibrated to be compatible with different transmitters. User programmable. Multiple program methods supported: transmitter stick, LED Program Card. Very easy to program the ESC at home or at the flying field. Compatible with Lipo and NiMH battery. Timing can be changed to be suitable for different brushless motors. Full protection: Low voltage cutoff protection / Over-heat protection / Throttle signal loss protection. Powerful and efficient Description: Applicable to small fixed wing and duct machine modification, is the ideal choice for Model Lovers Specifications: Brand: QXmotor Model: QF2611 KV: 4500KV Size: 76mm*76mm*74mm No. of cells: 3S Brushless motor: Customized 4500KV Package Including: 1 x 64 Channel QF2611-4500KV 3S Brushless Motor 6 x Rubber Pipes 6 x Connectors