in the UK. TAI TFX, BAE Systems was chosen to provide technical assistance on the design of the Turkish fifth-generation fighter. A memorandum of understanding (MoU) was also signed between EuroJet (of which Rolls-Royce is the largest shareholder) and Turkey's ASELSAN on the development of the aircraft's propulsion. Aeralis Advanced Jet Trainer, the first variant in a family of modular light jet aircraft which can be reconfigured to cover roles such as basic jet trainer, operational trainer, aerobatics/display and light combat. Civil and military UAVs and UCAVs BAE HERTI, developed by BAE Systems. It first flew in 2004 and was successfully deployed to Afghanistan on trials in 2007. An armed version, named BAE Fury, was revealed in 2008. BAE Mantis, a MALE UAV technology demonstrator, developed by BAE Systems, which first flew in 2009. It was hailed as the world's first fully autonomous drone by BAE Systems. Technology from it was to be used in an Anglo-French MALE UAV named Telemos, however, France effectively abandoned Telemos in 2012 after it joined a collaboration with Germany and Italy instead. The Royal Air Force has since selected the Certifiable Predator B from the U.S.-based General Atomics to fulfill its future MALE UAV requirements. BAE Taranis, a UCAV technology demonstrator developed by BAE Systems in partnership with Rolls-Royce, QinetiQ and GE Aviation Systems. Technology derived from it is to be used in the development of an Anglo-French Future Combat Air System that will equip the air forces of the UK and France by 2030. Future Combat Air System, an Anglo-French UCAV currently in development. It will use technology derived from BAE Taranis and Dassault nEUROn. It is expected to enter service by 2030. Hybrid Air Vehicles HAV 304 Airlander 10, a hybrid airship developed by Hybrid Air Vehicles based in Bedfordshire. It is currently the world's-largest aircraft. QinetiQ Zephyr, a HALE UAV developed by QinetiQ. In July 2010, it made the world's longest recorded flight of an unrefuelled UAV with a flight that lasted 336 hours, 22 minutes and 8 seconds. Selex ES has developed a range of small battlefield UAVs, such as the Falco and ASIO. Most of these have been developed in collaboration with Italian companies. Thales Watchkeeper WK450, an ISTAR UAV developed by Thales UK in partnership with Elbit Systems of Israel. It is based on the Hermes 450. The British Army plans to operate a fleet of 54 Watchkeeper