Hello everyone, I am Eugene.I find an intelligent product is hot recently. It can upgrade my car with functions of close and open windows automatically, intelligent car seeking, collision warning.All these are controlled by key. Its valid distance can be 100 meters.Interesting! My car do not have function of intelligent car seeking and collision warning function, neither can not control car in such long distance. I am thinking of getting one, anybody have good advice? the website is：http://preview.alibaba.com/product/60234177015-801192020/2015_whole_sale_mercedes_switch_window_power_window_closer.html product video is：
