9 Measuring, signaling and monitoring apparatus and instruments, namely, printed circuit boards; apparatus and instruments for conducting, switching, transforming, storing, regulating and controlling electricity, namely, electronic circuit motor drivers, inertial measurement units comprised of gyroscopes, accelerometers, and magnetometers for measuring electric current, micro controllers for controlling electric apparatus and devices, barometers; apparatus for recording, transmission or reproduction of sound and images; electronic remote control apparatus for controlling radio controlled devices in the nature of toy model aircraft, ships and cars and parts therefor, radio remote control transmitters for remote-controlled model aircrafts, ships and cars, and structural parts for the aforesaid goods; accessories for the aforesaid goods included in this class, in particular measuring, signaling, monitoring apparatus, namely, printed circuit boards, battery charging stations, battery charging apparatus, namely, battery chargers; computers; computer programs and software, both recorded on physical media and downloadable, for operation of motorized remote, infrared and radio-controlled toy airplanes, toy vehicles, toy water vehicles, toy aircrafts, toy helicopters and toy spacecraft via mobile devices in the nature of mobile phones using software applications, tablet computers and portable computers