Wireless Outdoor Siren
Extremely powerful 120dB outdoor siren. Mount on the outside of the house and show potential burglaries that your home is alarm- proof. The outdoor siren has a built-in rechargeable backup battery.
lt's easy to setup, reliable and safe, with core microprocessor and anti- tamper function.
The system would inform users to replace the battery by App when the siren is in low battery.