LIGHT, SEQUENTIAL CONE TOP FOR ROADWAY, PI-LIT SEQUENTIAL "SUNFLOWER" CONE-TOP LAMP SPECIFICATIONS AND FEATURES: RADIO FREQUENCY - 2.4GHZ PROPRIETARY "STACK". FCC COMPLIANT. RANGE; 200 METERS WHEN ELEVATED 50 CM ABOVE GROUND. RF OUTPUT ENERGY 0.25 WATT – 0 DB. NO LIMIT TO THE NUMBER OF LAMPS IN A STRING. ALLOWS FOR DEPLOYMENT IN ANY SHAPE (CIRCLE, STRAIGHT LINE, AROUND CORNERS, ETC.). DESIGNED TO FIT ANY STANDARD TRAFFIC CONE WITH A HOLE ON TOP. REMOTE CONTROL CAPABLE. WEIGHT WITHOUT BATTERIES - 17 OUNCES. FLASH DURATION ON A SET OF 2 D-CELL ALKALINE BATTERIES: 60 DAYS CONTINUOUS. FLASH DURATION: 8% OR 10% DUTY CYCLE (CUSTOMER PREFERENCE) 80 MILLISECONDS OR 100 MILLISECONDS (PER I.T.E. SPECIFICATION). FLASH FREQUENCY: 1-PER-SECOND (60-PER-MINUTE) (PER I.T.E. SPECIFICATION). FLASH BRIGHTNESS: 6000 MILLICANDELA. VISUAL RANGE: VISIBLE AT 100 METERS (330 FEET) ON A CLEAR DAY (PER MUTCD). STANDS AN ADDITIONAL 10 INCHES ABOVE THE CONE (ENHANCING ITS VISIBILITY FOR MOTORIST. DOES NOT BLOCK TRAFFIC CONES REFLECTIVE TAPE. LENS COLLIMATION: +/- 5 DEGREES VERTICAL: +/- 12 DEGREES HORIZONTAL (FROM CENTER LINE) (PER I.T.E. SPECIFICATION). CENTER FOCAL POINT OF LENS SITS 6" ABOVE THE TOP OF THE CONE. POWER: 2 D-CELL ALKALINE BATTERIES. LIGHT OUTPUT AVAILABLE AS BI-DIRECTIONAL OR UNIDIRECTIONAL BASED UPON CUSTOMER PREFERENCE. LENS: POLYCARBONATE. COLOR: PER I.T.E. SPECIFICATION. BATTERY HOUSING: POLYPROPYLENE