SKYLARK Industry-specific Tethered UAV - Max Ceiling 300mSTD300 Series is an industry specific tethered UAV with a net load of 15kg@300m and 20Kg@ 200m. Supplied by ground electric through tethered cable, it is hover in the air for 24 hours. The tethered UAV with base station equipment can be used for emergency communication during disasters like flood, earthquake, typhoon, etc. It can also carry Optical Zoom Lens Camera, Electrical Optical Pod, Communication Relay Station, Ad Hoc Equipment, IR, High