Over speeding alarm
Power failure alarm(Contains battery)
ACC detection and inform(4pin have)
cut power alarm(optional)
Remote control oil and circuit（optional ）
Built-in memory 500 Point
As a Chinese trading company specialized in auto accessories, daily necessities, sports products, we are committed to offer you the products of high quality and good price. We also offer purchasing service for all the products you need from China. Go with China! Share the fast developing China with us!