Notice:1. Make sure your old motherboard the same with our listing ,if you can not confirm, please send us photos of your old motherboard, we help you confirm. 2. 100% Full Tested ,  warranty 60 days 3.The motherboard is delivered without battery,Because the logistics company is not allowed to carry batteries4. The motherboard is the special electronic products, before the purchase, you must ensure that other parts of your computer is good, if your accessories is broken, it will lead to the motherboard does not work, so you must test before you buy your CPU, RAM, screen line, screen, and other small accessories.5.Depending on the year or revision of your laptop certain parts might not be compatible replacements even though they are from the same model of laptop. We always recommend you match part numbers model to ensure compatibility. Feedback:We stick to "Customer is NO.1"principle ! If you are satisfied with our product or Service, a positive feedback with 5 star will be much more apprecite !! If any problems, please contact us before other action , we will try our best to help you solve any issue !Return:All return items must be in the original packaging and you must provide us with tracking number,All products are marked with warranty label. Any Return  : products returned without our warranty label will be rejected as not our items.