... 4.Voltage:6-12V Best Waterproof Universal Remote Control for Home / Car Alarm Specification: PictureModelSpecificationHS-238-21. Working voltage: 12V2 ... ,Japan and other world market..... Characteristics:1.Various crust for your choice2. Material: Zinc Alloy + ABS Plastic +Silicon ... easy and convenient used for home/store anit-theft alarm,electric cars,,motorcycles, automobile ,car alarms,all kind of ...