Feature: 1. ALUMINUM ALLOY MATERIAL: Made of premium aluminum alloy material, this alarm is strong and sturdy, and rust and corrosion resistant, ensures a long life span. 2. EXCELLENT PERFORMANCE: This alarm performs with novel appearance, easy installation, waterproof, freeze proof, which can withstand different harsh environments. 3. LED BEADS: Th LED beads of the light has a bright light, low power consumption and no noise, provides good lighting effect. 4. VOLUME ADJUSTABLE: There are various tones and sounds to choose from depending on the location used. In addition, the product also features adjustable volume, strong protection grade, and good impact resistance. 5. WIDE APPLICATION: Industrial grade sound and light integrated alarm is a local alarm equipment product used in mines, quarries, sand fields, forest farms, port machinery, mechanical and electrical industries, large and medium sized cranes, ships, docks, belt conveyor equipment, large and medium sized cranes, construction sites, railway crossings, and other areas. Specification: Item Type: Industrial Alarm Material: Aluminum Alloy, ABS Plug Specification: US Plug 110V Power Frequency: 50 to 60Hz Working Current: 16A Power Supply: 180W Working Temperature: -30 ℃ to 60 ℃ Volume: 0 to 130DB Maximum Sound Power: 180W Volume Adjustment: 9 tones available Protection Grade : IP54 . Package List: 1 x Industrial Alarm