2013 High-tech And Easy Installation USB Invisible Car Alarm CY-USB ... 3,best price in china Detailed Product Description 2013 High-tech And Easy Installation USB Invisible Car Alarm CY-USB 1 ... 3. Other equipment can't decode 4.Patent high-tech produ 1.USB car alarm is construct by USB code ... temperature:-40~85°13.Package weight:1KG 2013 High-tech And Easy Installation USB Invisible Car Alarm CY-USB