1 EXHIBIT 4.2 SPECIMEN OF COMMON STOCK CERTIFICATE OF LUMINEX LIGHTING, INC. 2 SPECIMEN LUMINEX LIGHTING, INC. AUTHORIZED: 10,000,000 SHARES COMMON STOCK NO PAR VALUE THIS CERTIFIES THAT ___________________________________________ is the registered holder of __________________________________________________________ Shares of Luminex Lighting, Inc., transferable only on the books of the Corporation by the holder hereof in person or by Attorney upon surrender of this Corporation properly endorsed. IN WITNESS WHEREOF, the said Corporation has caused this Certificate to be signed by its duly authorized offers and its Corporate Seal to be hereunder affixed this ___________ day of ______________________ A.D. __________________ _____________________________ _____________________________ Secretary President