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Arotech Corporation provides defense and security products worldwide. The company's Training and Simulation division develops, manufactures, and markets multimedia and interactive digital solutions for engineering, use-of-force training, and operator training of military, law enforcement, security, emergency services, and other personnel. This division offers simulators, systems engineering support, and software products for training vehicle operators to the United States military, government, municipalities, and private industry; weapon simulations used to train military pilots, weapon employment information used in air launched weapons, and part-task simulators to train aircrew; specialized use-of-force training simulators and systems for police, security personnel, and the military under the MILO Range trade name; and consulting and development support services under the Realtime Technologies trade name. Its Power Systems division provides electronics engineering and design, system integration, rapid prototyping, and vertically production services for military, aerospace, and industrial customers, including hybrid power generation systems, smart power subsystems for military vehicles and dismounted applications, and aircraft and missile systems support for weapons and communications technologies. This division also develops and sells rechargeable and primary batteries, and smart chargers to the military and medical markets, and to private defense industry under the Epsilor name. In addition, it develops, manufactures, and markets primary batteries, rechargeable batteries, and battery chargers for the military; and produces water-activated lifejacket lights for commercial aviation and marine applications under the Electric Fuel name. The company was formerly known as Electric Fuel Corporation and changed its name to Arotech Corporation in September 2003. The company was incorporated in 1990 and is based in Ann Arbor, Michigan.

Highpower International, Inc., together with its subsidiaries, produces and sells nickel-metal hydride (Ni-MH) rechargeable batteries. The company operates in three segments: Lithium Business, Ni-MH Batteries and Accessories, and New Material. It offers Ni-MH rechargeable batteries in AA, AAA, 9V, C, D, and SC sizes in blister packing, as well as chargers and battery packs. The company also provides lithium-ion cylindrical and polymer rechargeable batteries, and power source solutions. In addition, it is involved in the research, design, production, and sale of battery packs and systems, and lithium batteries. The company's products are used in various applications, such as electric toys, power tools, portable computers and other electronics, medical devices, and other consumer products. It serves in Mainland China, Asia, Europe, North America, South America, Africa, and internationally. The company was formerly known as Hong Kong Highpower Technology, Inc. and changed its name to Highpower International, Inc. in October 2010. Highpower International, Inc. was founded in 2001 and is headquartered in Shenzhen, the People's Republic of China.

Polar Power, Inc. designs, manufactures, and sells direct current (DC) power generators, renewable energy, and cooling systems in the United States and internationally. The company offers DC base power systems, DC hybrid power systems, DC solar hybrid power systems, and mobile power systems. Its DC power systems are available in diesel, natural gas, LPG/propane, and renewable fuel formats. It serves customers in the telecommunications, military, commercial, industrial, and marine markets. In addition, the company sells its products through a direct sales force, and a network of independent service providers and dealers. The company was formerly known as Polar Products, Inc. and changed its name to Polar Power, Inc. in October 1991. Polar Power, Inc. was incorporated in 1979 and is based in Gardena, California.