Model: 9012/HIR2 12V 55W Color temp: light white 5000K Lifetime: >1200h Warranty: 15 Month. Package: 2 bulbs Read Before Purchase: VEXONEYE. Always Reliable! Our service time is 24*7. If anything, you can start a question, like which type fits the low beam of your Chevy XXXX. We will answer you within 2 minutes the soonest. Or If you are not sure the bulb type of your vehicle, you could 1.Search with"automotive bulb finder" on browser and input your car model 2.Check your original headlight part number 3.If the bulbs you bought from us doesn't fit your car or have any other problems when installing, please feel free to contact us. We will give you a satisfying answer. Aftersales service: 1.After you received the products, please check if it is the right product you bought, or if products are injured during transportation. If so, please send us email or massage with photos. After our confirmation, refund or change will be carried out as you want, or we could resend you new same products if necessary. 2.When you install the bulbs, you are not sure how to do it. Please contact us. 3.Within warranty time, if there is any quality problem about out bulbs, we guarantee free refund or change within 30 days and be under service for 15 months. Caution: 1. Please make sure that the car has cooled down before starting the installation process. 2. Be careful to avoid burns, especially when turning on or off the vehicles lighting. Please dont handle the bulbs with bear hands 3. After inserting the bulb, please spin the bulb to get the best beam pattern.