Specifications:

Solar Siren Alarm and Strobe 433MHz completely Wireless and can be used to replace any existing 433MHz Solar Siren
The Siren also incorporates the very Latest Solar Siren Technology and a NEW Style High Visibility Red Strobe to attract immediate attention to a alarm activation there is also the addition of a continuous Flashing LED Visual Deterrent.
The Solar Siren is powered by a high capacity, rechargeable, battery which ensures the Siren & Strobe is powered during the night.
The Solar panel is only used to maintain the charge to the rechargeable battery during daylight hours – even on overcast winter days.
All Siren & Strobes are individually coded at the time of installation with your selected security code and no wiring is required.