Siren Wireless Yale Yale Outdoor Siren [7120625]

In the event of a burglary, the Yale Outdoor Siren will sound and flash its light, which acts as a deterrent to uninvited guests. Adjustable volume up to 100dB. The outdoor siren is powered by four D batteries, with a battery life of up to 3 years. The siren also has the option of using a fixed 12V power supply, so the siren's backlight will turn on automatically when it gets dark. 12V transformer to be purchased separately. Designed to work seamlessly with Yale Smart Alarm devices. With Yale Smart Alarm accessories, you can improve security and build a system that suits your needs. The Yale Smart Alarm system is fully controllable with the Yale Home app: security and peace of mind at the touch of a button! The Yale Smart Alarm system works seamlessly with other Yale smart products such as cameras and smart locks, as well as leading virtual assistants and other smart products such as Philips Hue lighting products.