Powerful Alarm System: The 433MHz siren produces a loud 110dB sound combined with a bright strobe light, effectively deterring intruders and alerting neighbors during emergencies. Solar-Powered Convenience: Equipped with a solar panel, this outdoor siren ensures continuous operation with added power supply charge, making it eco-friendly and cost-effective. Weatherproof Design: Built with IP44 weatherproof protection, the siren is resistant to harsh weather conditions for reliable outdoor use. Seamless Integration: Easily connects with 433MHz wireless sensors and remote controls up to 30 meters away, enhancing your smart home security system without complications. Robust Security Features: The anti-tamper switch activates the alarm if the siren is moved or removed, ensuring your home is protected at all times, backed by excellent customer support., Manufacturer: Shenzhen Jing Cheng Digital Security Co.Ltd