Chargers for batteries; Chargers for electric batteries; Headsets for cellular or mobile phones; Light diodes; Light switches; Battery chargers; Cell phone battery chargers; Electric light switches; Electronic components, namely, piezoelectric switches; Electronic motion sensitive switches; Laser-beam-emitting device which projects right angles for construction purposes; LED and HID light controls; Telephone headsets; Traffic lights; Virtual reality headsets; Wireless headsets for smartphones...