Material:Diecast aluminum 6063. Lens material: duranble Polycarbonate. Placement on Vehicle:Front, Left, Right. Bulb Size:7 inch. Operating Voltage: 12V DC. Life span: >50000 hours. 1.100% New / Never Used. Built-in Fans & Ballasts, No Other Fans & Ballasts Required. Beam Angel: 360 Degrees. Color Temperature: 6000K White. Built-In Cooling Fans, Smart Efficient Cooling System Fast Heat Dissipation. High quality Aluminum heat dissipation ensures the secure temperature range. Low Power Consumption than Halogen bulb, Energy Saving. Low Voltage Protection, High Precision Constant Current driver Chip. Shakeproof and Long lasting up to 50,000 Hours. Operating Temperature: -40°C +80°C. As a safety precaution, make sure that the car has had time to cool down properly before starting the installation process. Put the vehicle into park or make sure it is securely in gear. Make sure to have the ignition turned off and the keys removed. Be careful to avoid burns, especially when turning on or off the vehicles lighting. Be careful to avoid crushing or cutting the bulbs. Also make sure to not touch the bulbs with your fingers, as this will cause blotting. Fully examine the connection of the contact points, ports and the wires as faulty connections can cause lighting problems. Make certain that the end of the bulb does not come in contact with the interior light shield of the headlight when adjusting the bulb. 2x 7 Round LED Headlights. 2x H4 to H13 adaptor harnesses. (Installation instruction is NOT included). The pictures are for reference only. The actual product shall prevail. Your satisfaction is our utmost concern. If the product is not suitable or there is a quality problem, please contact our customer service directly to solve the problem. We will give you a satisfactory solution.