Highway tunnel traffic signage LED traffic lights

Product Description 1. LED light boxes tunnel photoelectric logo uses LED light technology, more uniform than conventional energy-saving lamps and light boxes light, longer life and more environmentally friendly. 2. LED light-emitting chips used in Taiwan high quality, transparent and strong, high brightness, life ≥5 million hours. 3. housing made of aluminum alloy frame, durable, light-emitting surface of PC material, durable and non-friable. The product complies with << highway tunnel traffic engineering design specification >> of design standards. 5. Operating Voltage: AC 220V or DC 12V (customizable) 6. Power: ≤3W 7. Optical mark Brightness: ≥200 cd / M2 8. emitting surface: duplex / simplex The light emitting way: 24h 10 straight light. Ambient temperature: -20 ℃ ~ + 65 ℃ 11. Humidity: 20% to 95%