O2Micro International Limited designs, develops and markets power management components for the computer, consumer, industrial, automotive and communications markets. The Company's power management products include integrated circuits (ICs) for liquid crystal display (LCD) and light emitting diode (LED) lighting; control and monitoring of battery charging and discharging; direct current (DC)/DC and alternating current (AC)/DC conversion, and to provide select and switch functionality between power sources. The Company’s products across consumer electronics market includes LCD and LED displays, portable media players and digital cameras, among others. The Company’s products across computer market includes desktop computers, tablet computers, notebooks, netbooks, and mobile communication applications, including smart phones. Its products across industrial market and automotive markets include battery management systems for power tools, electric bikes and vacuum cleaners, among others.