Flight performance: Flight time is about 22 minutes Flying distance is about 100 meters Body battery: charging time 150-180 minutes Battery capacity: 3.7V1600mAh lithium battery Product style 1 means there is only one battery quantity Product style 2 means there are two battery quantities Product style 3 means there are three battery numbers Size: 30-50CM Type : Aircraft Applicable people: no limit Features: optical flow positioning, high-definition shooting, long battery life, headless mode, one-button take-off / landing, APP control, trajectory flight, real-time image transmission, speed control, Toy material: plastic Ability training: manual brain, interest training, senses, emotions, hearing, other ability training, parent-child communication, hand-eye coordination, interactive toys Remote control method: handle 3C configuration category Toys over 14 years old Take-off full weight: 250g (inclusive) - 1.5kg (inclusive) Maximum flight height: 0~120 meters (inclusive) Remarks: Subdivision: battery (3.7V 1600 mAh), protection ring, propeller, tripod, positive motor (red and blue line), positive motor (black and white line), fan cap, remote control, charging cable, main body (including upper and lower) Style: no light flow / 720P (black), no light flow / 720P (white), optical flow dual camera / 720P (black), optical flow dual camera / 720P (white), optical flow dual camera / 1080P (black ), optical flow dual camera / 1080P (white), 4K camera / optical flow (black), 4K camera / optical flow (white) ?