Features: 1) Voltage: DC12V, DC24V 2) Rated power: 250W 3) Dimensions (L x W x H): 1,200 x 305 x 210mm 4) Weight: about 12.5kg 5) Color of cover: red and blue, double red, double blue, clear 6) Light: 4pcs revolving lamps, 6pcs alley lamps 7) Lampshade: made from inward fireresistant polycarbonate 8) Uses high-quality filament lamps with high reliability and long services life 9) Easy to operate 10) Compliant with any type of siren we produced