Beacons Lights factory Model: LH-S11 This strobe beacons with cigar Lighter, available in various lens color or LED color according to customer requirements. It's use for police car fire truck ambulance car tow truck. High-power and bright enough for day use. Mount or bolt fixing is easy to inatall.Beacons Lights factory website:http://www.lhsafeinternat.com/beacons-lights/