4 Quadcopter Motors. 2 Quadcopter Motors. 【Compatibility】: This drone motor accessory is universally compatible with E88pro, E88, E525, E99, S89, S85 drones. 【Easy Installation】: With its design and size, this drone motor accessory can be easily installed on your drones without any professional help needed - making it a convenient choice for both beginners and experienced users alike.
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