ZM Interactive Unveils xFold Drones with 1,000-lb. Capacity Suited for Construction Use 1,000-lb. capacity drones include interchangeable rotor configurations and offer flight times up to eight hours for loads under 55 lbs. December 15, 2020 ZM Interactive (ZMI) announces the latest in its line of high-strength, adaptable xFold drones, which are suited to tough construction applications. According to the company, xFold drones are the only industrial unmanned aerial vehicles (UAVs) that can switch between x4 (quad), x6 (hexa), X8 (octo) and X12 (dodeca) configurations in minutes. The new xFold Dragon can lift up to 1,000 lbs., while the Dragon Hybrid boasts a flight time of 1.5 hours on battery and over eight hours with a hybrid system.