9
Voltage regulators; Voltage dividers; Voltmeters; Voltage converters; Voltage detectors; Voltage limiters; Voltage testers; Voltage stabilizers; Voltage monitor modules; Voltage transformers; Chargers for electric batteries; Electric boosters; Capacitive voltage transformers; Step-up transformers; Voltage regulators for electric power; Electric current control devices; Apparatus and instruments for controlling electricity; Transformers [electricity]; Electronic transformers; Tap changers for electric transformers; Interfaces for computers; Software; Computer software packages; Testware; Sensory software; Software and applications for mobile devices; Industrial controls incorporating software; Control segment integration software
42
Computer software design; Software creation; Software engineering; Software development; Computer programming and software design; Software development, programming and implementation