- Made of flame retardant ABS plastic, sturdy and durable - Microcomputer intelligent control for steady performance - Receiving alarm signals with loud sound and flash - Connects to 12V power supply for automatic stroboscopic function - Suitable for security guard booths, gates, roads, tunnels, airports, construction sites as warning lights - Can be used as a photoelectric alarm output of alarm host - 110dB sound volume for audible alarm - Available in Red or Blue color options - Working Voltage Range: 6-15VDC - Rated Current: 300mA - Rated Voltage: 12VDC - Sound pressure: 110±3 dB - Dimensions: 12.5*7.5*4.5 cm/4.9*3.0*1.8 inches - Package Weight: 118g/4.2oz - Package includes: Acousto-optic alarm, 2 screws