Features: brand new and high quality WIRED-SIREN HORN. On-site alarm with loud siren alerts up to 120dB. Set up an effective stand alone home & house & apartment security system. EASY INSTALLATION. Sturdy metal holder stand, long cable designed. Convenient for you to install on the wall, roof, car, doorway, balcony. Very suitable for indoor & outdoor use. SUPER LOUD. This wired horn alarm is super loud. Max decibel 120 dB. Anti-thet, fire warning, gas leakage warning, and more. HIGH QUALITY, DURABLE. Premium ABS plastic, waterproof, fireproof, anti-break and built to last. Works great as fire sirens, gas sirens, air-raid sirens, etc. WIDELU USE. Very suitable for home, apartment, office, factory warehouse, hospital, school, hotel, outdoor or indoor use. Essential security system accessories. Specifications: Color: Black Material: ABS; Metal Rated Voltage: for DC 12V Rated Current: 450mAh Rated Power: 15W Siren Decibel: ≤ 120 dB Size: Approx. 10.3x9.9x6.5cm/4.06x3.9x2.56in Weight: Approx. 300g Package Includes: 1 X Wired Siren Alarm note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!