1.Die-casting aluminum body-frame, The lamp tools have characteristics of high intension, corrosion proof, concise appearance, soft figure, line and structure. 2. The reflector is three-dimension emulated and designed by computer, so it have reasonable structure and best reflect effect. 3. Easy to be dismounted and convenient for maintenance. 4. Internal bulb exchange structure, high quality dustproof and waterproof performance. 5. High transparent ageing resistance methane late shell, which has high intension. Corrosion proof class of shell: class II Ambient temperature:-35°C +45°C Illuminant: 70W-150W:single and metal lamp or sodium lamp Power: 110V-130V 60Hz 220V-240V 50Hz