THE MARK CONSIST OF AN OVAL FACE/BODY DRAWN TO SIMULATE A SMOKE DETECTOR WEARING A FIRE FIGHTERS HELMET; WITH THE LETTERS "TFD" ON THE FRONT OF THE HELMET, ARMS ARE DRAWN OUT OF THE SIDE OF THE FACE/BODY WITH FOUR FINGERS COVERED WITH GLOVES, LEGS ARE DRAWN OUT OF THE BOTTOM OF THE FACE/BODY, BOOTS SIMULATING FIRE FIGHTERS BOOTS ARE DRAWN ON THE END OF THE LEGS, THE WORD "HECTOR" IS PRINTED OVER TE HELMET AND THE WORDS "THE DETECTOR" IS PRINTED UNDER THE BOOTS.