9 Photographic, cinematographic, optical apparatus and instruments, namely, zoom, fisheye, wide-angle, telephoto and image-distorting and enhancing lenses and lens filters for use with cameras, mobile phone cameras, PDAs, and PC tablets; detachable screen covers for PDAs, mobile phones and PC tablets to enable easier viewing and privacy; non-medical monitoring apparatus, namely, weight sensors for use for use with mobile phones, PDAs, and PC tablets for measuring individuals' weight; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, namely, wireless and wired battery chargers for cellular telephones, PDAs, PC tablets, computers and speakers; car battery chargers and travel and portable battery chargers for cellular telephones, PDAs, PC tablets, computers; apparatus for recording, transmission or reproduction of sound or images, namely, microphones, and blank flash drives, and speakers; sleeves, cases, screen protectors, bags and covers for telephones, mobile phones, PDAs, laptops and PC tablets; electric cables, holders, electronic docking stations, accumulators, wired and wireless loudspeakers and headsets for use with phones, mobile phones, smartphones PDAs, PC tablets; apparatus for smart watches and smart bands, namely, protective covers and cases, electrical battery chargers, connective cables; computer cases