Wecade 16 Changing Modes 6w Super Bright LED Visor Dashboard Windshield Emergency Hazard Warning Strobe Lights (Blue) High intensity aluminum and angle adjustable design. With 6 x1W high-power LED as light source, high brightness and wide beam angle. Easy to mount at windshield with 3 suction cups and plug into a 12V cigarette lighter. 16 modes lighting changing with control button widely used for car, truck, ambulance warning.