Built-in Cooling Fans & Ballasts , Smart Efficient Cooling System Fast Heat Dissipation,No Other Fans & Ballasts Required.Built-in constant current CPU,instant full brightness without start-up relay.High quality 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. Heat Dissipation : Heat Pipe Technology + A380 Heatsink.Easy installation.LED headlight advantages:Mini ultra-light design, as much as possible to restore the size of the car, adapt to all models, plug and play. High efficiency COB , low energy consumption and high brightness.The lamp body is made of high quality aerospace aluminum material for overall heat dissipation. The light effect boundary is clear, and there is no stray or glaring light, which has made a great contribution to the safety of the driver.Install Caution:1. As a safety precaution, make sure that the car has had time to cool down properly before starting the installation process.2. Put the vehicle into park or make sure it is securely in gear. 3. Be sure to turn off the ignition and remove the key.4. Be careful to avoid , especially when turning on or off the vehicles lighting.5. Be careful to avoid crushing or cutting the bulbs. Also make sure to not Press the bulbs with your fingers, as this will cause blotting.6. Fully examine the connection of the contact points, ports and the wires as faulty connections can cause lighting problems. 7. Make certain that of the bulb does not come in contact with the interior light shield of the headlight when adjusting the bulb. 1.LED type:COB LEDs 2.Power: 2800W/set(1400W/bulb) 3.Luminous Flux: 420000LM/set(21000LM/bulb) 4.Voltage: DC 9-32V ( Fit 12V,24V Vehicle ) 5.Color Temperature: 6000K White 6.Beam Angle: 360 degree 7.Operating Temperature: -40 - +80 Celsius 8.Operating Life: more than the 50000hrs 9.Number of Bulbs: 2 10.To Fit: High + Low Beam Head Lights KIt 11.Placement on Vehicle: Left,Right,Front 13.Application: Headlight,Fog light (High + Low Beam Head Lights ) 100% New and Never Used Super bright Bridgelux COB chip IP Rate: IP68 colour:black model:H3 Material:Aluminum alloy Package Contents: 2x High Power LED HeadLights Bulbs IMPORTANT: Please check the manul of your vechicle and choose the correct bulb socket. If you are not sure the which socket your vehicle need, Please send us your car make, model, year and other information, we will help to check which bulbs you need, thank you Note:Pls check the plug type of your vechicle when you buy For a few newest years make cars(About 0.1%) ,Germany Cars, ,,,,, Cars and DRL Model may need add Load Resistors(Not including) to stop flickering Issue or fix error message ) Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.