fpv drone buzzer

  1. johnq816

    VIFLY Finder - A special buzzer works after battery ejection

    VIFLY Finder, a must have buzzer if you always crash your racing drone. It is a buzzer that can work even after the main battery was ejected. If the battery is still connected, it can work as the standard buzzer that can controlled by the radio controller. If the battery is disconnected, it can...
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