10 Keys Wireless Car Steering Wheel Control Button for Car Radio DVD GPS Multimedia Navigation Head Unit Remote Control Button Package: 1 x Car Steering Wheel Button Note: 1.Professional Installation Is Highly Recommended! 2. High speed stepper motor with a quick response ! 3.The light of the actual gauge may be slightly different from that shown on the photo,Hope you could understand! and - For , we will offer the discount or free express shipping which only takes 3-7 days to arrive. - For , We could send the goods to your customers directly and won't leave information about us if youd like to. Navigation Settings Vehicle-mounted control learning The screen is displayed.Easy to set.Easy to save 1.Open navigation Settings 2.The navigation square control learning page is displayed 3.Click the corresponding function in the picture to learn 4.Press the button on the knob controller 5.Click Save after learning About FQA Q:Are the product photos real? A:Yes,All the photos displayed are 100% real.and photos are all taken by ourself.But maybe there are some color shading because of monitors. Q:How do I pay for my purchase? A:we accept the following payment methods: credit card; money booker, T/T;western union. Q:When the delivery? A:we will send your orders in 1-7 days(according to you order's quantity )after the payment.But in case of any hot products are temporarily out of stock,we will contact you asap to ask an extension or change other items or any of your suggestion. Q:How much does it cost to ship to my country? A:Package less than 2kg will be shipped by China Post Airmail.the item you would like to purchase weighs more than 2kg. You can place the orders separately, making sure each order weighs less than 2kg, to take advantage of . You can either choose another express carrier, can ship the package via Fedex/DHL/UPS for you package! Q: I am a reseller, I would like to buy many pieces of your item, What's the price? A:Thanks for your inquiry. if you would like to buy large quantity, please Contact us .we will give you the best price. thanks . Warm Tips Due to hand measure, the size may have 1-2 cm(0.4~0.8'') differs Due to different monitors and lights, 85-98% Similar to the pictures , but there will be little color difference . Due to long shipping, the item may damage in transit, if the item damage, pls contact us immediately first before leave feedback, thanks for your kindly understanding About Feedback 1.If you are satisfied with our products and services,please leave your postive feedback and 5 stars. 2.If you don't satisfied our products,pls contact us before you leave negative feedback. 3.we guarantee we will 100% slove any problem for you and make you satisfied.