Car steering wheel remote control Smart Backlight Universal Modified Accessories Multi-function Wireless Controller for 2 din car android Product Information Model: 11-Key Touch Long Bright Square Control Model: Hig-end configuration Smart Backlight Lights: Backlight automatically lights up at night Adaptation: 98% of the retrofit navigation on the market can be used Transmission method: high-frequency encrypted signal + receiver Working voltage: 12V car) -24V (lorry) Battery: coin cell 2025 Material: rubber comfortable soft material Size: 12.3 * 3.3 * 4.7CM Installation: non-destructive installation on the card can be installed at any steering wheel position can be applied more No need to paste: prevent the paste from warping, deforming and falling off when exposed to high temperature and low temperature No need to open holes: non-destructive installation is convenient and fast without damaging the original car's steering wheel Includes 2 batteries and a Micro USB wire for charging both the remote with a battery and a separate mini charging for the battery. The module has 5 wires, green (ANT) the antenna is not connected with anything Red (ACC ) Connected to DVD navigation ACC power cord black (GND) Connect to DVD navigation cable White (Kay1/2) Connected to DVD navigation side control harness (AD1/2, SW1/2) NoteIF there was only Kay 2, so both white wires of the module twisted with the radio. Scope: car, van, van, electric car, large screen, small screen, universal machine navigation Package include: 1 x steering wheel control 1 x Universal wiring harness 1 x USB harness 1.We ship all orders within 48 hours after your payment finished. As for there are more products on our warehouse, so when you meet with some products are out of stock after you place order, just donot worry, we will inform you for the first time. We hope you could understand, thanks, dear. 2.Please check if the goods are in good condition and sign before the delivery man leaves. If you find the product is lost or damaged on the way. Please take photo and let the delivery men confirm it. Then we will help you let the shipping company compensate you. 1. All merchandise will be carefully test before shipping. We will try our best to avoid any quality problem. 2. We promise warranty for quality in 3 months and we will repair it free of charge. The returning shipping should be paid by customer. 3. If you are not satisfied with the product, Please contact us. We'll provide you a satisfying solution. We appreciate your feedback very much. As it will motivate us do better. If you have any questions with our goods or service, Please kindly contact us firstly before leaving negative feedback. Thank you in advance.