alarm light 1. CE Certificate 2. Revolving with sound and switch ... 12V 10W/21W 4. one strong round magnet at bottom alarm light 1. CE Certificate 2. Revolving with sound and switch3 ... is availableYears of OEM experienceService Scope:EMS, LAW ENFORCEMENT, POLICE, FIRE, MILITARY, AMBULANCE, TOW&RECOVERY VEHICLES, CONSTRUCTION VEHICLES, PICKUP TRUCKS, ... to order or have any questions just give us a call.