HIGH-QUALITY MATERIALSOur wired siren is made of high-quality plastic and metal, which has high strength and long service life. 3.5 or 4.5 or 5.5mm stainless steel. Features Rated voltage: 12V DC, operating voltage range: 6-15V DC, rated current: 320 or 600 or 1000 or 1200 Ma, output power: 15 or 20 W, sound index: 110 or and3 dB or lm, diameter: approx. 5cm or 1.97 Height: Approx. 4.8cm or 1.89inch, cord length: approx. 92cm or 36.22in 110 DB SirenThe 12v mini siren is a 110 db siren with sound alarm system to deter burglars or thieves to break in and protect the house and valuables. Easy InstallationThe installation method is flexible and convenient. Generally installed on walls, doors, balconies or other places, the installation height is 2.5 meters or more. Paste when installing, no wiring required, very convenient to use