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. 2pcs 7 inch Round LED Headlight.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.