Original 7.4V 2500mAh Battery for 4DRC F11 Drone Quadcopter. Original 3.7V 2000mah Battery for 4DRC F9 Drone Quadcopter. Original 3.7V 1600mAh Battery For 4DRC F10/F10 Pro Drone Quadcopter. 【Portable & Ultralight】 This 4k drone has compact design in that the quadcopter arms and propeller blades can be folded.
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