Detailed Description  Outdoor blimp can lift device such like 5kg camera. Widely used in surveillance.  Specification of 9 m R-C blimp outdoor  1. Dimension  Length:9 m  Diameter:2.1 m  Envelope Volume:19.5 m3  2. Weight  Envelope:5700g (including front-rear tether rope)  Gondola:8500-9200g (including batteries)  Tail vane:3800g  Takeoff weight:25000g  Payload:5000-6500g  3. Performance  Speed:0-55km-h  Endurance:2 h  Best flight altitude:30-120 m  Minimal turning radius:2 m  Resistant of wind: ≤4 grade  Standard settings:  According to the user's demand, special requirement can be customized.