CONGCE

Astronomical spectrographs; Batteries; Cables, electric; Cell phone battery chargers for use in vehicles; Earphones and headphones; Global positioning system (GPS); Loud speakers; MP3 players; Optical apparatus and instruments, namely, optical ports for underwater photography, dome ports for underwater photography, wet diopters, adapter lenses for underwater photography; Portable detection and identification instruments using light sources and light detectors for detecting and identifying chemical and biological substances not for medical purposes; Projection screens; Cell phone cases; Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, cell phones; Electrical plugs and sockets; Photographic projectors; Video projectors