LED Chip: Lumileds  LED Chips which is the most famous Brand in chips field, high efficiency high lumin and long lifespan, high quality. Power Supply: Hotsoon LED street lights are adopted Meanwell UL approved driver, IP66 and high quality, it improved lights performance. Power efficiency ≥95. Colour temperature: LED street lights provide a range of colour temperatures from  2200 to 6500 Kelvin helping to enhance a building's exterior. Optics: Optical assembly: hermetically sealed providing IP66. Great light uniformity: Thanks to the advance LED optical systems the fixture maximize the utilization of light onto the target area, improving the uniformity of light. Housing: Finned aluminum housing electrostatically sprayed with a polyester powder paint finish, following anti-corrosion priming, and oven cured at 180°C. Cable: silicon rubber cable for power input. Fasten with screw in the cable gland. Warranty: 5 years. Do not attempt to take housing apart as this will ruin the seal and void all warranty. Certification:  CE, RoHS & CCC authentication. Quality Control: Rigorous product testing includes high-low temperature tests, waterproof tests, shockproof tests, burn-in testing, tensile test, salt spray test and more to ensure long-term performance. Angle Adjustable: Adjustable stainless steel mounting bracket allows you to direct light where you need it.1. Leadtime, 3-5 days for sample orders, 5-10 days for massive orders 2. Shipment: door-to-door, air-shipping, sea-shipping 3. Payment terms: T/T, L/C at sight 4. Shipping port: Yangzhou, China ( or appointed port in China ) 5. Discount offered based on order quantity 6. Your inquiry will be replied efficiently 7. OEM or ODM welcomed 8. Defective products within warranty period will get maintenance or replacement unconditionally.