Tethered Illumination Drone with 24-Hour Flight Endurance

Tethered Illumination Drone with 24-Hour Flight Endurance Nighttime disaster response means operating in total darkness — and portable floodlights on the ground simply cannot illuminate a wide enough area for effective search, triage, and extraction. We at Yunnan Xiaoteng Special Vehicle Technology Co., Ltd. recognized this gap in comprehensive support equipment and developed our Tethered Illumination Rescue Drone to solve it definitively. Deploying under four rotors with a compact folded size no larger than 810 × 670 × 430 mm, this drone lifts a 1,600-watt LED light array generating over 200,000 lumens of 6000K daylight-spectrum illumination to altitude, flooding more than 12,000 square meters with workable light. The tethered-power system — a 110-meter cable fed by a 3,000 W ground power unit — enables continuous 24-hour flight with zero battery-change downtime, turning an aerial platform into a persistent overhead sun. For disaster relief supplies coordinators managing night oper…