Universal Car Alarm Anti-theft Devices One Way Car Vibrating Alarm System Anti-Theft For Motorcycle Car -- Universal Car Alarm Anti-theft Devices One Way Car Vibrating Anti-Theft Alarm System for Motorcycle Car Features:1. Wireless remote control and fast response2. Free trimming installation, suitable for 12V models, motorcycle cars, buses and trucks3. Effectively prevent car theft, intelligent alarm and loud sound4. Quality assurance and durability Parameters: Main unit: Working voltage: DC 12 3 V Static current: 10 mA Siren: 10 A Working frequency: 433.92MHZ Remote control: Working voltage: DC 12V Average static current: 0 mA Battery: 6V CR2016 * 2 List: 1x main unit control board 2x remote control remote control 1x English user manual