Description: LED indicator, high brightness, no color difference, fast recognition, bright clear at a glance. PC material, dustproof base, anti-corrosion & flame retardant, durable. High quality silicone gasket, tightly sealed, not easy to fall off. Product Name: LED Signal Light Buzzer Alarm; Model: AD16-22SM LED voltage: 220V AC; Rated power: 1W?Color: Yellow Center light intensity?1000 (cd); Volume: ? 80Phone (DB) Mounting Hole Diameter : 22mm / 0.9 inch; Type of sound: continuous sound Protection level: IP65; Operating Temperature: -25 °C ~ + 55 °C Life: ?50,000 hours; Current consumption: ?20mA Package Includes: 1 Piece LED Signal Light Buzzer Alarm