Features:Full waterproof design- The host was seal with silica gel waterproof ringNo key required. It can be started directly by remote control, control distance can reach 150 meters in the open areaRemote control features both sound and light signals, help you find your motorcycle in large parking lotsExternal power supply. After power failure, the host speaker will continue to alarmWith 5 sensitivity levels adjustable, level 1 is least sensitive, level 5 is most sensitiveIf your motorcycle is stolen and driven away, you can disable and stop it with remote controlWork with any motorcycle with 12 volt batteries. Specification:Condition: Brand NewMaterial: ABSColor: As picture shownFitment: Universal for Motorcycle Package List:1 * Horn1 * Alarm 1 * Wire 1 * User Manual2 * A1-Type Remote Control.