Security surveillance robots; Surveying instruments; Computer software applications, downloadable, for mapping, route calculation and navigation; Batteries, electric; Electric navigational instruments; Signalling lights; Integrated circuits; Distance measuring apparatus; Optical inspection apparatus; Photographic cameras; Electric cables and wires; Lasers for measuring; Laser pointers; Laser level measuring apparatus; 3D scanners; Three dimensional (3D) scanners; Lidar apparatus; Satellite-ai...