Mini WL K170 Black Hawkk Helicopter for Adults, WL K170 Black Hawkk UH-60L 170 2.4G 4CH Flybarless RC Helicopter, Outdoor Hobby RC Toy Model (RTF Version). Product Model: K170 (Black Hawk UH-60L). Fail-safe signal loss protection ensures safety—if the signal is lost, the helicopter hovers briefly before descending gradually.
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