XINFLY Wired Alarm Siren Horn 1-Tone 15W DC 12V Outdoor with Bracket for Home Security Protection System Electronic Alarm Siren, Low Power, High Decibel, Provides Loud Sound. Power : DC 12V 15W; Tone Quantity : 1 Tone ABS plastic cabinet, ABS flame retardant material shell, metal base, simple wiring. Dimensions(L x D): 104 x 102mm Bracket: Iron stand, black color. CE / FCC approved, can be widely used. If for any reason you are unsatisfied with our product and service, please feel free to contact us, we will get back to you within 12 hours and help solve any issue you have with our product, and make you a happy customer.